630366457896 has 256 divisors, whose sum is σ = 2058527116800. Its totient is φ = 174978662400.

The previous prime is 630366457823. The next prime is 630366457933. The reversal of 630366457896 is 698754663036.

It is a happy number.

630366457896 is a `hidden beast` number, since 6 + 30 + 3 + 66 + 457 + 8 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 14918976 + ... + 14961168.

It is an arithmetic number, because the mean of its divisors is an integer number (8041121550).

Almost surely, 2^630366457896 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 630366457896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1029263558400).

630366457896 is an abundant number, since it is smaller than the sum of its proper divisors (1428160658904).

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

630366457896 is a wasteful number, since it uses less digits than its factorization.

630366457896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42497 (or 42487 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 63.

The spelling of 630366457896 in words is "six hundred thirty billion, three hundred sixty-six million, four hundred fifty-seven thousand, eight hundred ninety-six".