557006056556 has 6 divisors (see below), whose sum is σ = 974760598980. Its totient is φ = 278503028276.

The previous prime is 557006056553. The next prime is 557006056597. The reversal of 557006056556 is 655650600755.

It is a super-2 number, since 2×557006056556² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (557006056553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69625757066 + ... + 69625757073.

It is an arithmetic number, because the mean of its divisors is an integer number (162460099830).

Almost surely, 2^557006056556 is an apocalyptic number.

It is an amenable number.

557006056556 is a deficient number, since it is larger than the sum of its proper divisors (417754542424).

557006056556 is a wasteful number, since it uses less digits than its factorization.

557006056556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139251514143 (or 139251514141 counting only the distinct ones).

The product of its (nonzero) digits is 4725000, while the sum is 50.

The spelling of 557006056556 in words is "five hundred fifty-seven billion, six million, fifty-six thousand, five hundred fifty-six".