477663492164 has 6 divisors (see below), whose sum is σ = 835911111294. Its totient is φ = 238831746080.

The previous prime is 477663492077. The next prime is 477663492197. The reversal of 477663492164 is 461294366774.

It can be written as a sum of positive squares in only one way, i.e., 418619352064 + 59044140100 = 647008^2 + 242990^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59707936517 + ... + 59707936524.

It is an arithmetic number, because the mean of its divisors is an integer number (139318518549).

Almost surely, 2^477663492164 is an apocalyptic number.

It is an amenable number.

477663492164 is a deficient number, since it is larger than the sum of its proper divisors (358247619130).

477663492164 is a wasteful number, since it uses less digits than its factorization.

477663492164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119415873045 (or 119415873043 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 59.

The spelling of 477663492164 in words is "four hundred seventy-seven billion, six hundred sixty-three million, four hundred ninety-two thousand, one hundred sixty-four".