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52693411680 = 25335713134039
BaseRepresentation
bin110001000100110001…
…011010011101100000
312001000021221122212000
4301010301122131200
51330404003133210
640112414404000
73543535415640
oct610461323540
9161007848760
1052693411680
112039006a118
12a266b00600
134c79a8a750
14279c32a520
151586077ac0
hexc44c5a760

52693411680 has 384 divisors, whose sum is σ = 226988697600. Its totient is φ = 11117647872.

The previous prime is 52693411679. The next prime is 52693411711. The reversal of 52693411680 is 8611439625.

52693411680 is a `hidden beast` number, since 526 + 9 + 3 + 4 + 116 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 326101 + ... + 460139.

It is an arithmetic number, because the mean of its divisors is an integer number (591116400).

Almost surely, 252693411680 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 52693411680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113494348800).

52693411680 is an abundant number, since it is smaller than the sum of its proper divisors (174295285920).

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

52693411680 is a wasteful number, since it uses less digits than its factorization.

52693411680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134083 (or 134069 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 52693411680 in words is "fifty-two billion, six hundred ninety-three million, four hundred eleven thousand, six hundred eighty".