263256062265031 has 16 divisors (see below), whose sum is σ = 288110144286720. Its totient is φ = 238555681613280.

The previous prime is 263256062264989. The next prime is 263256062265103. The reversal of 263256062265031 is 130562260652362.

It is a cyclic number.

It is not a de Polignac number, because 263256062265031 - 2³⁵ = 263221702526663 is a prime.

It is a super-2 number, since 2×263256062265031² (a number of 30 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 (263256062235031) 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, 61990510 + ... + 66100948.

It is an arithmetic number, because the mean of its divisors is an integer number (18006884017920).

Almost surely, 2^{263256062265031} is an apocalyptic number.

263256062265031 is a deficient number, since it is larger than the sum of its proper divisors (24854082021689).

263256062265031 is a wasteful number, since it uses less digits than its factorization.

263256062265031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129134.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 263256062265031 in words is "two hundred sixty-three trillion, two hundred fifty-six billion, sixty-two million, two hundred sixty-five thousand, thirty-one".