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53732997070848 = 21836479587
BaseRepresentation
bin11000011011110101100000…
…01101000000000000000000
321001020211020221201211000000
430031322300031000000000
524020330134222231343
6310140333104000000
714214036521113404
oct1415726015000000
9231224227654000
1053732997070848
1116137044037147
126039994000000
1323c9ccc9820b4
14d3a995cd3104
15632aba24aed3
hex30deb0340000

53732997070848 has 532 divisors, whose sum is σ = 161736415827840. Its totient is φ = 17843157467136.

The previous prime is 53732997070813. The next prime is 53732997070853. The reversal of 53732997070848 is 84807079923735.

53732997070848 is a `hidden beast` number, since 5 + 373 + 29 + 97 + 0 + 70 + 84 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 91538325211 + ... + 91538325797.

Almost surely, 253732997070848 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 53732997070848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80868207913920).

53732997070848 is an abundant number, since it is smaller than the sum of its proper divisors (108003418756992).

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

53732997070848 is an frugal number, since it uses more digits than its factorization.

53732997070848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 640120320, while the sum is 72.

The spelling of 53732997070848 in words is "fifty-three trillion, seven hundred thirty-two billion, nine hundred ninety-seven million, seventy thousand, eight hundred forty-eight".