10640635416 has 32 divisors (see below), whose sum is σ = 29557321200. Its totient is φ = 3546878400.

The previous prime is 10640635387. The next prime is 10640635433. The reversal of 10640635416 is 61453604601.

It is a happy number.

10640635416 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 0 + 635 + 4 + 16 = 666.

10640635416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10640635416² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24630885 + ... + 24631316.

Almost surely, 2^10640635416 is an apocalyptic number.

It is an amenable number.

10640635416 is an abundant number, since it is smaller than the sum of its proper divisors (18916685784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10640635416 is a wasteful number, since it uses less digits than its factorization.

10640635416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49262216 (or 49262206 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 10640635416 in words is "ten billion, six hundred forty million, six hundred thirty-five thousand, four hundred sixteen".