10556380368 has 60 divisors (see below), whose sum is σ = 29708321760. Its totient is φ = 3499126848.

The previous prime is 10556380363. The next prime is 10556380379. The reversal of 10556380368 is 86308365501.

10556380368 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 638 + 0 + 3 + 6 + 8 = 666.

It is a super-2 number, since 2×10556380368² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10556380363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178996 + ... + 230547.

It is an arithmetic number, because the mean of its divisors is an integer number (495138696).

Almost surely, 2^10556380368 is an apocalyptic number.

10556380368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10556380368 is an abundant number, since it is smaller than the sum of its proper divisors (19151941392).

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

10556380368 is a wasteful number, since it uses less digits than its factorization.

10556380368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409736 (or 409727 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 10556380368 in words is "ten billion, five hundred fifty-six million, three hundred eighty thousand, three hundred sixty-eight".