10556000012 has 12 divisors (see below), whose sum is σ = 19445263320. Its totient is φ = 5000210496.

The previous prime is 10556000003. The next prime is 10556000017. The reversal of 10556000012 is 21000065501.

It is a super-2 number, since 2×10556000012² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10556000017) 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, 69447293 + ... + 69447444.

It is an arithmetic number, because the mean of its divisors is an integer number (1620438610).

Almost surely, 2^10556000012 is an apocalyptic number.

It is an amenable number.

10556000012 is a deficient number, since it is larger than the sum of its proper divisors (8889263308).

10556000012 is a wasteful number, since it uses less digits than its factorization.

10556000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138894760 (or 138894758 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 10556000012 its reverse (21000065501), we get a palindrome (31556065513).

The spelling of 10556000012 in words is "ten billion, five hundred fifty-six million, twelve", and thus it is an aban number.