265245502500931 has 2 divisors, whose sum is σ = 265245502500932. Its totient is φ = 265245502500930.

The previous prime is 265245502500889. The next prime is 265245502501039. The reversal of 265245502500931 is 139005205542562.

Together with next prime (265245502501039) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265245502500931 - 2³⁵ = 265211142762563 is a prime.

It is a super-2 number, since 2×265245502500931² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (265245502500431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132622751250465 + 132622751250466.

It is an arithmetic number, because the mean of its divisors is an integer number (132622751250466).

Almost surely, 2^{265245502500931} is an apocalyptic number.

265245502500931 is a deficient number, since it is larger than the sum of its proper divisors (1).

265245502500931 is an equidigital number, since it uses as much as digits as its factorization.

265245502500931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 265245502500931 in words is "two hundred sixty-five trillion, two hundred forty-five billion, five hundred two million, five hundred thousand, nine hundred thirty-one".