10012636645 has 16 divisors (see below), whose sum is σ = 13412279232. Its totient is φ = 7112568960.

The previous prime is 10012636639. The next prime is 10012636651. The reversal of 10012636645 is 54663621001.

It is an interprime number because it is at equal distance from previous prime (10012636639) and next prime (10012636651).

It is not a de Polignac number, because 10012636645 - 2¹⁵ = 10012603877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10012636645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2114472 + ... + 2119201.

It is an arithmetic number, because the mean of its divisors is an integer number (838267452).

Almost surely, 2^10012636645 is an apocalyptic number.

It is an amenable number.

10012636645 is a deficient number, since it is larger than the sum of its proper divisors (3399642587).

10012636645 is a wasteful number, since it uses less digits than its factorization.

10012636645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233732.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 10012636645 in words is "ten billion, twelve million, six hundred thirty-six thousand, six hundred forty-five".