10615643056 has 20 divisors (see below), whose sum is σ = 20955881952. Its totient is φ = 5207673536.

The previous prime is 10615643041. The next prime is 10615643057. The reversal of 10615643056 is 65034651601.

It is a super-2 number, since 2×10615643056² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10615643057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6258376 + ... + 6260071.

Almost surely, 2^10615643056 is an apocalyptic number.

10615643056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10615643056 is a deficient number, since it is larger than the sum of its proper divisors (10340238896).

10615643056 is a wasteful number, since it uses less digits than its factorization.

10615643056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518508 (or 12518502 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 10615643056 in words is "ten billion, six hundred fifteen million, six hundred forty-three thousand, fifty-six".