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53152979020512 = 25372171993340091
BaseRepresentation
bin11000001010111101001000…
…11011101110101011100000
320222012101010111102222100120
430011132210123232223200
523431324300112124022
6305014050320120240
714124114241043400
oct1405364433565340
9228171114388316
1053152979020512
1115a33062a64138
125b654a1166080
1323873c5a4c657
14d1a891796800
1562296e780d5c
hex3057a46eeae0

53152979020512 has 288 divisors, whose sum is σ = 172717493356800. Its totient is φ = 14221408481280.

The previous prime is 53152979020487. The next prime is 53152979020517. The reversal of 53152979020512 is 21502097925135.

53152979020512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53152979020517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14243587 + ... + 17583677.

It is an arithmetic number, because the mean of its divisors is an integer number (599713518600).

Almost surely, 253152979020512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53152979020512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86358746678400).

53152979020512 is an abundant number, since it is smaller than the sum of its proper divisors (119564514336288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53152979020512 is a wasteful number, since it uses less digits than its factorization.

53152979020512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340334 (or 3340319 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 51.

The spelling of 53152979020512 in words is "fifty-three trillion, one hundred fifty-two billion, nine hundred seventy-nine million, twenty thousand, five hundred twelve".