2207036866556 has 6 divisors (see below), whose sum is σ = 3862314516480. Its totient is φ = 1103518433276.

The previous prime is 2207036866549. The next prime is 2207036866571. The reversal of 2207036866556 is 6556686307022.

It is a super-2 number, since 2×2207036866556² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275879608316 + ... + 275879608323.

It is an arithmetic number, because the mean of its divisors is an integer number (643719086080).

Almost surely, 2^{2207036866556} is an apocalyptic number.

It is an amenable number.

2207036866556 is a deficient number, since it is larger than the sum of its proper divisors (1655277649924).

2207036866556 is a wasteful number, since it uses less digits than its factorization.

2207036866556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551759216643 (or 551759216641 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 2207036866556 in words is "two trillion, two hundred seven billion, thirty-six million, eight hundred sixty-six thousand, five hundred fifty-six".