255156925730 has 32 divisors (see below), whose sum is σ = 527613934464. Its totient is φ = 87029093376.

The previous prime is 255156925729. The next prime is 255156925733. The reversal of 255156925730 is 37529651552.

It is not an unprimeable number, because it can be changed into a prime (255156925733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9429752 + ... + 9456771.

It is an arithmetic number, because the mean of its divisors is an integer number (16487935452).

Almost surely, 2^255156925730 is an apocalyptic number.

255156925730 is an abundant number, since it is smaller than the sum of its proper divisors (272457008734).

255156925730 is a wasteful number, since it uses less digits than its factorization.

255156925730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18886730.

The product of its (nonzero) digits is 2835000, while the sum is 50.

The spelling of 255156925730 in words is "two hundred fifty-five billion, one hundred fifty-six million, nine hundred twenty-five thousand, seven hundred thirty".