630670358472 has 256 divisors, whose sum is σ = 2031150366720. Its totient is φ = 158368953600.

The previous prime is 630670358411. The next prime is 630670358501. The reversal of 630670358472 is 274853076036.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64329523 + ... + 64339325.

It is an arithmetic number, because the mean of its divisors is an integer number (7934181120).

Almost surely, 2^630670358472 is an apocalyptic number.

630670358472 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630670358472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1015575183360).

630670358472 is an abundant number, since it is smaller than the sum of its proper divisors (1400480008248).

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

630670358472 is a wasteful number, since it uses less digits than its factorization.

630670358472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10984 (or 10980 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 51.

The spelling of 630670358472 in words is "six hundred thirty billion, six hundred seventy million, three hundred fifty-eight thousand, four hundred seventy-two".