556165565512 has 32 divisors (see below), whose sum is σ = 1088207081280. Its totient is φ = 265978278720.

The previous prime is 556165565477. The next prime is 556165565539. The reversal of 556165565512 is 215565561655.

It is a super-2 number, since 2×556165565512² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 556165565512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4011298 + ... + 4147630.

It is an arithmetic number, because the mean of its divisors is an integer number (34006471290).

Almost surely, 2^556165565512 is an apocalyptic number.

It is an amenable number.

556165565512 is a deficient number, since it is larger than the sum of its proper divisors (532041515768).

556165565512 is a wasteful number, since it uses less digits than its factorization.

556165565512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158533 (or 158529 counting only the distinct ones).

The product of its digits is 6750000, while the sum is 52.

The spelling of 556165565512 in words is "five hundred fifty-six billion, one hundred sixty-five million, five hundred sixty-five thousand, five hundred twelve".