556430889599 has 12 divisors (see below), whose sum is σ = 602549824536. Its totient is φ = 513607996512.

The previous prime is 556430889589. The next prime is 556430889601. The reversal of 556430889599 is 995988034655.

It is not a de Polignac number, because 556430889599 - 2¹⁶ = 556430824063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556430889589) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5635712 + ... + 5733594.

It is an arithmetic number, because the mean of its divisors is an integer number (50212485378).

Almost surely, 2^556430889599 is an apocalyptic number.

556430889599 is a deficient number, since it is larger than the sum of its proper divisors (46118934937).

556430889599 is a wasteful number, since it uses less digits than its factorization.

556430889599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131546 (or 131533 counting only the distinct ones).

The product of its (nonzero) digits is 419904000, while the sum is 71.

The spelling of 556430889599 in words is "five hundred fifty-six billion, four hundred thirty million, eight hundred eighty-nine thousand, five hundred ninety-nine".