10640656672570 has 16 divisors (see below), whose sum is σ = 19155103849728. Its totient is φ = 4255835593680.

The previous prime is 10640656672523. The next prime is 10640656672571. The reversal of 10640656672570 is 7527665604601.

It is a happy number.

It is a super-2 number, since 2×10640656672570² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10640656672571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53279766 + ... + 53479105.

It is an arithmetic number, because the mean of its divisors is an integer number (1197193990608).

Almost surely, 2^{10640656672570} is an apocalyptic number.

10640656672570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10640656672570 is a deficient number, since it is larger than the sum of its proper divisors (8514447177158).

10640656672570 is a wasteful number, since it uses less digits than its factorization.

10640656672570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106768845.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 10640656672570 in words is "ten trillion, six hundred forty billion, six hundred fifty-six million, six hundred seventy-two thousand, five hundred seventy".