477645064 has 16 divisors (see below), whose sum is σ = 964475820. Its totient is φ = 220451520.

The previous prime is 477645053. The next prime is 477645097. The reversal of 477645064 is 460546774.

It can be written as a sum of positive squares in 2 ways, for example, as 445632100 + 32012964 = 21110^2 + 5658^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 477645064.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2296267 + ... + 2296474.

Almost surely, 2^477645064 is an apocalyptic number.

It is an amenable number.

477645064 is an abundant number, since it is smaller than the sum of its proper divisors (486830756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

477645064 is a wasteful number, since it uses less digits than its factorization.

477645064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592760 (or 4592756 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 43.

The square root of 477645064 is about 21855.0924042888. The cubic root of 477645064 is about 781.6909753312.

The spelling of 477645064 in words is "four hundred seventy-seven million, six hundred forty-five thousand, sixty-four".