477464048678918 has 128 divisors (see below), whose sum is σ = 838403136829440. Its totient is φ = 199729829928960.

The previous prime is 477464048678893. The next prime is 477464048678941. The reversal of 477464048678918 is 819876840464774.

It is a Harshad number since it is a multiple of its sum of digits (83).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102175056230 + ... + 102175060902.

It is an arithmetic number, because the mean of its divisors is an integer number (6550024506480).

Almost surely, 2^{477464048678918} is an apocalyptic number.

477464048678918 is a deficient number, since it is larger than the sum of its proper divisors (360939088150522).

477464048678918 is a wasteful number, since it uses less digits than its factorization.

477464048678918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8022.

The product of its (nonzero) digits is 14566293504, while the sum is 83.

The spelling of 477464048678918 in words is "four hundred seventy-seven trillion, four hundred sixty-four billion, forty-eight million, six hundred seventy-eight thousand, nine hundred eighteen".