477656676 has 120 divisors (see below), whose sum is σ = 1457761536. Its totient is φ = 133539840.

The previous prime is 477656659. The next prime is 477656687. The reversal of 477656676 is 676656774.

477656676 is a `hidden beast` number, since 4 + 7 + 7 + 6 + 566 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 104356 + ... + 108836.

Almost surely, 2^477656676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477656676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (728880768).

477656676 is an abundant number, since it is smaller than the sum of its proper divisors (980104860).

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

477656676 is a wasteful number, since it uses less digits than its factorization.

477656676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4551 (or 4540 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 54.

The square root of 477656676 is about 21855.3580615830. The cubic root of 477656676 is about 781.6973098271.

The spelling of 477656676 in words is "four hundred seventy-seven million, six hundred fifty-six thousand, six hundred seventy-six".