477638830008 has 96 divisors (see below), whose sum is σ = 1301350050000. Its totient is φ = 158260443648.

The previous prime is 477638829947. The next prime is 477638830021. The reversal of 477638830008 is 800038836774.

477638830008 is a `hidden beast` number, since 477 + 63 + 88 + 30 + 0 + 0 + 8 = 666.

It is a super-2 number, since 2×477638830008² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41351818 + ... + 41363366.

Almost surely, 2^477638830008 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 477638830008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650675025000).

477638830008 is an abundant number, since it is smaller than the sum of its proper divisors (823711219992).

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

477638830008 is a wasteful number, since it uses less digits than its factorization.

477638830008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14949 (or 14942 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 477638830008 in words is "four hundred seventy-seven billion, six hundred thirty-eight million, eight hundred thirty thousand, eight".