23261340456263 has 64 divisors (see below), whose sum is σ = 29767965696000. Its totient is φ = 17679262777344.

The previous prime is 23261340456253. The next prime is 23261340456329. The reversal of 23261340456263 is 36265404316232.

It is not a de Polignac number, because 23261340456263 - 2²⁰ = 23261339407687 is a prime.

It is a super-3 number, since 3×23261340456263³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23261340456253) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 569008658 + ... + 569049536.

It is an arithmetic number, because the mean of its divisors is an integer number (465124464000).

Almost surely, 2^{23261340456263} is an apocalyptic number.

23261340456263 is a deficient number, since it is larger than the sum of its proper divisors (6506625239737).

23261340456263 is a wasteful number, since it uses less digits than its factorization.

23261340456263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42024.

The product of its (nonzero) digits is 3732480, while the sum is 47.

The spelling of 23261340456263 in words is "twenty-three trillion, two hundred sixty-one billion, three hundred forty million, four hundred fifty-six thousand, two hundred sixty-three".