630775877803648 has 192 divisors, whose sum is σ = 1356540401905920. Its totient is φ = 291829856440320.

The previous prime is 630775877803619. The next prime is 630775877803691. The reversal of 630775877803648 is 846308778577036.

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, 5493214011 + ... + 5493328837.

It is an arithmetic number, because the mean of its divisors is an integer number (7065314593260).

Almost surely, 2^{630775877803648} 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 630775877803648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678270200952960).

630775877803648 is an abundant number, since it is smaller than the sum of its proper divisors (725764524102272).

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

630775877803648 is a wasteful number, since it uses less digits than its factorization.

630775877803648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117535 (or 117500 counting only the distinct ones).

The product of its (nonzero) digits is 7965941760, while the sum is 79.

The spelling of 630775877803648 in words is "six hundred thirty trillion, seven hundred seventy-five billion, eight hundred seventy-seven million, eight hundred three thousand, six hundred forty-eight".