630402882344544 has 384 divisors, whose sum is σ = 1774303792128000. Its totient is φ = 195624994406400.

The previous prime is 630402882344479. The next prime is 630402882344597. The reversal of 630402882344544 is 445443288204036.

630402882344544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 44241896332 + ... + 44241910580.

It is an arithmetic number, because the mean of its divisors is an integer number (4620582792000).

Almost surely, 2^{630402882344544} 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 630402882344544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (887151896064000).

630402882344544 is an abundant number, since it is smaller than the sum of its proper divisors (1143900909783456).

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

630402882344544 is a wasteful number, since it uses less digits than its factorization.

630402882344544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19374 (or 19366 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 57.

The spelling of 630402882344544 in words is "six hundred thirty trillion, four hundred two billion, eight hundred eighty-two million, three hundred forty-four thousand, five hundred forty-four".