477677746563 has 16 divisors (see below), whose sum is σ = 649517930496. Its totient is φ = 312155756640.

The previous prime is 477677746531. The next prime is 477677746691. The reversal of 477677746563 is 365647776774.

It is not a de Polignac number, because 477677746563 - 2⁵ = 477677746531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (477677744563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209073 + ... + 1554738.

It is an arithmetic number, because the mean of its divisors is an integer number (40594870656).

Almost surely, 2^477677746563 is an apocalyptic number.

477677746563 is a deficient number, since it is larger than the sum of its proper divisors (171840183933).

477677746563 is a wasteful number, since it uses less digits than its factorization.

477677746563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2764954.

The product of its digits is 871274880, while the sum is 69.

The spelling of 477677746563 in words is "four hundred seventy-seven billion, six hundred seventy-seven million, seven hundred forty-six thousand, five hundred sixty-three".