556876499 has 2 divisors, whose sum is σ = 556876500. Its totient is φ = 556876498.

The previous prime is 556876493. The next prime is 556876511. The reversal of 556876499 is 994678655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556876499 - 2²⁴ = 540099283 is a prime.

It is a super-2 number, since 2×556876499² = 620222870276994002, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (556876493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278438249 + 278438250.

It is an arithmetic number, because the mean of its divisors is an integer number (278438250).

Almost surely, 2^556876499 is an apocalyptic number.

556876499 is a deficient number, since it is larger than the sum of its proper divisors (1).

556876499 is an equidigital number, since it uses as much as digits as its factorization.

556876499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 59.

The square root of 556876499 is about 23598.2308447053. The cubic root of 556876499 is about 822.7217210663.

The spelling of 556876499 in words is "five hundred fifty-six million, eight hundred seventy-six thousand, four hundred ninety-nine".