255155531023 has 8 divisors (see below), whose sum is σ = 264023701200. Its totient is φ = 246292007808.

The previous prime is 255155530961. The next prime is 255155531039. The reversal of 255155531023 is 320135551552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255155531023 - 2²⁹ = 254618660111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255155531053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1049833 + ... + 1269826.

It is an arithmetic number, because the mean of its divisors is an integer number (33002962650).

Almost surely, 2^255155531023 is an apocalyptic number.

255155531023 is a deficient number, since it is larger than the sum of its proper divisors (8868170177).

255155531023 is a wasteful number, since it uses less digits than its factorization.

255155531023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323481.

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 255155531023 in words is "two hundred fifty-five billion, one hundred fifty-five million, five hundred thirty-one thousand, twenty-three".