255535157263 has 16 divisors (see below), whose sum is σ = 279956412000. Its totient is φ = 232160760832.

The previous prime is 255535157203. The next prime is 255535157303. The reversal of 255535157263 is 362751535552.

It is a cyclic number.

It is not a de Polignac number, because 255535157263 - 2²⁵ = 255501602831 is a prime.

It is a super-2 number, since 2×255535157263² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255535157203) 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, 2357268 + ... + 2463286.

It is an arithmetic number, because the mean of its divisors is an integer number (17497275750).

Almost surely, 2^255535157263 is an apocalyptic number.

255535157263 is a deficient number, since it is larger than the sum of its proper divisors (24421254737).

255535157263 is a wasteful number, since it uses less digits than its factorization.

255535157263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110954.

The product of its digits is 4725000, while the sum is 49.

The spelling of 255535157263 in words is "two hundred fifty-five billion, five hundred thirty-five million, one hundred fifty-seven thousand, two hundred sixty-three".