630624426036 has 72 divisors (see below), whose sum is σ = 1618849165920. Its totient is φ = 190925507520.

The previous prime is 630624425941. The next prime is 630624426043.

630624426036 is nontrivially palindromic in base 10.

It is a congruent number.

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, 1414455 + ... + 1806081.

Almost surely, 2^630624426036 is an apocalyptic number.

630624426036 is a gapful number since it is divisible by the number (66) 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 630624426036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809424582960).

630624426036 is an abundant number, since it is smaller than the sum of its proper divisors (988224739884).

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

630624426036 is a wasteful number, since it uses less digits than its factorization.

630624426036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392765 (or 392752 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 42.

The spelling of 630624426036 in words is "six hundred thirty billion, six hundred twenty-four million, four hundred twenty-six thousand, thirty-six".