1056506566604 has 12 divisors (see below), whose sum is σ = 1893981284328. Its totient is φ = 515369056800.

The previous prime is 1056506566601. The next prime is 1056506566667. The reversal of 1056506566604 is 4066656056501.

It is a super-2 number, since 2×1056506566604² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056506566601) 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, 3221056442 + ... + 3221056769.

It is an arithmetic number, because the mean of its divisors is an integer number (157831773694).

Almost surely, 2^{1056506566604} is an apocalyptic number.

It is an amenable number.

1056506566604 is a deficient number, since it is larger than the sum of its proper divisors (837474717724).

1056506566604 is a wasteful number, since it uses less digits than its factorization.

1056506566604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6442113256 (or 6442113254 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 1056506566604 in words is "one trillion, fifty-six billion, five hundred six million, five hundred sixty-six thousand, six hundred four".