648562274304 has 104 divisors (see below), whose sum is σ = 1976329722240. Its totient is φ = 185303482368.

The previous prime is 648562274303. The next prime is 648562274351. The reversal of 648562274304 is 403472265846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648562274303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3683994 + ... + 3856025.

Almost surely, 2^648562274304 is an apocalyptic number.

648562274304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

648562274304 is an abundant number, since it is smaller than the sum of its proper divisors (1327767447936).

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

648562274304 is an equidigital number, since it uses as much as digits as its factorization.

648562274304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7540053 (or 7540031 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 51.

The spelling of 648562274304 in words is "six hundred forty-eight billion, five hundred sixty-two million, two hundred seventy-four thousand, three hundred four".