10645634162555 has 32 divisors (see below), whose sum is σ = 15042330633600. Its totient is φ = 7081656671232.

The previous prime is 10645634162533. The next prime is 10645634162593. The reversal of 10645634162555 is 55526143654601.

It is a cyclic number.

It is not a de Polignac number, because 10645634162555 - 2⁶ = 10645634162491 is a prime.

It is a super-2 number, since 2×10645634162555² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a junction number, because it is equal to n+sod(n) for n = 10645634162497 and 10645634162506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32075840 + ... + 32406029.

It is an arithmetic number, because the mean of its divisors is an integer number (470072832300).

Almost surely, 2^{10645634162555} is an apocalyptic number.

10645634162555 is a deficient number, since it is larger than the sum of its proper divisors (4396696471045).

10645634162555 is an equidigital number, since it uses as much as digits as its factorization.

10645634162555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64482023.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 10645634162555 in words is "ten trillion, six hundred forty-five billion, six hundred thirty-four million, one hundred sixty-two thousand, five hundred fifty-five".