10645426331525 has 12 divisors (see below), whose sum is σ = 13202301706944. Its totient is φ = 8515068126000.

The previous prime is 10645426331509. The next prime is 10645426331563. The reversal of 10645426331525 is 52513362454601.

It is not a de Polignac number, because 10645426331525 - 2⁴ = 10645426331509 is a prime.

It is a super-2 number, since 2×10645426331525² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10645426331525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31652861 + ... + 31987410.

It is an arithmetic number, because the mean of its divisors is an integer number (1100191808912).

Almost surely, 2^{10645426331525} is an apocalyptic number.

It is an amenable number.

10645426331525 is a deficient number, since it is larger than the sum of its proper divisors (2556875375419).

10645426331525 is an equidigital number, since it uses as much as digits as its factorization.

10645426331525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63646972 (or 63646967 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 10645426331525 in words is "ten trillion, six hundred forty-five billion, four hundred twenty-six million, three hundred thirty-one thousand, five hundred twenty-five".