255429975766368 has 192 divisors, whose sum is σ = 768625439500800. Its totient is φ = 73620721152000.

The previous prime is 255429975766367. The next prime is 255429975766519. The reversal of 255429975766368 is 863667579924552.

It is a super-2 number, since 2×255429975766368² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255429975766367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58407508 + ... + 62628243.

It is an arithmetic number, because the mean of its divisors is an integer number (4003257497400).

Almost surely, 2^{255429975766368} is an apocalyptic number.

It is an amenable number.

255429975766368 is an abundant number, since it is smaller than the sum of its proper divisors (513195463734432).

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

255429975766368 is a wasteful number, since it uses less digits than its factorization.

255429975766368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121035885 (or 121035877 counting only the distinct ones).

The product of its digits is 41150592000, while the sum is 84.

The spelling of 255429975766368 in words is "two hundred fifty-five trillion, four hundred twenty-nine billion, nine hundred seventy-five million, seven hundred sixty-six thousand, three hundred sixty-eight".