479185593977 has 6 divisors (see below), whose sum is σ = 507376003914. Its totient is φ = 450995519840.

The previous prime is 479185593967. The next prime is 479185594007. The reversal of 479185593977 is 779395581974.

It can be written as a sum of positive squares in only one way, i.e., 450998206096 + 28187387881 = 671564^2 + 167891^2 .

It is not a de Polignac number, because 479185593977 - 2³² = 474890626681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479185593967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2770202 + ... + 2938092.

It is an arithmetic number, because the mean of its divisors is an integer number (84562667319).

Almost surely, 2^479185593977 is an apocalyptic number.

It is an amenable number.

479185593977 is a deficient number, since it is larger than the sum of its proper divisors (28190409937).

479185593977 is an frugal number, since it uses more digits than its factorization.

479185593977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335799 (or 167908 counting only the distinct ones).

The product of its digits is 600112800, while the sum is 74.

The spelling of 479185593977 in words is "four hundred seventy-nine billion, one hundred eighty-five million, five hundred ninety-three thousand, nine hundred seventy-seven".