477969992458 has 24 divisors (see below), whose sum is σ = 834074225892. Its totient is φ = 204828228864.

The previous prime is 477969992449. The next prime is 477969992473. The reversal of 477969992458 is 854299969774.

It can be written as a sum of positive squares in 2 ways, for example, as 477739468969 + 230523489 = 691187^2 + 15183^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1110760 + ... + 1479772.

Almost surely, 2^477969992458 is an apocalyptic number.

477969992458 is a deficient number, since it is larger than the sum of its proper divisors (356104233434).

477969992458 is a wasteful number, since it uses less digits than its factorization.

477969992458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382246 (or 382239 counting only the distinct ones).

The product of its digits is 2469035520, while the sum is 79.

The spelling of 477969992458 in words is "four hundred seventy-seven billion, nine hundred sixty-nine million, nine hundred ninety-two thousand, four hundred fifty-eight".