556677915407 has 12 divisors (see below), whose sum is σ = 587702427336. Its totient is φ = 527214245040.

The previous prime is 556677915403. The next prime is 556677915413. The reversal of 556677915407 is 704519776655.

It is a happy number.

It is not a de Polignac number, because 556677915407 - 2² = 556677915403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556677915407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556677915403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 923408 + ... + 1402154.

It is an arithmetic number, because the mean of its divisors is an integer number (48975202278).

Almost surely, 2^556677915407 is an apocalyptic number.

556677915407 is a deficient number, since it is larger than the sum of its proper divisors (31024511929).

556677915407 is a wasteful number, since it uses less digits than its factorization.

556677915407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482006 (or 481987 counting only the distinct ones).

The product of its (nonzero) digits is 55566000, while the sum is 62.

The spelling of 556677915407 in words is "five hundred fifty-six billion, six hundred seventy-seven million, nine hundred fifteen thousand, four hundred seven".