630655416804 has 96 divisors (see below), whose sum is σ = 1695804042240. Its totient is φ = 178687216512.

The previous prime is 630655416733. The next prime is 630655416817. The reversal of 630655416804 is 408614556036.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5018167 + ... + 5142305.

It is an arithmetic number, because the mean of its divisors is an integer number (17664625440).

Almost surely, 2^630655416804 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 630655416804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847902021120).

630655416804 is an abundant number, since it is smaller than the sum of its proper divisors (1065148625436).

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

630655416804 is a wasteful number, since it uses less digits than its factorization.

630655416804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124657 (or 124655 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 630655416804 in words is "six hundred thirty billion, six hundred fifty-five million, four hundred sixteen thousand, eight hundred four".