630555555036 has 48 divisors (see below), whose sum is σ = 1648430259840. Its totient is φ = 185913184320.

The previous prime is 630555555001. The next prime is 630555555043.

630555555036 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×630555555036² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64548306 + ... + 64558073.

It is an arithmetic number, because the mean of its divisors is an integer number (34342297080).

Almost surely, 2^630555555036 is an apocalyptic number.

630555555036 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

630555555036 is an abundant number, since it is smaller than the sum of its proper divisors (1017874704804).

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

630555555036 is a wasteful number, since it uses less digits than its factorization.

630555555036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129106434 (or 129106432 counting only the distinct ones).

The product of its (nonzero) digits is 5062500, while the sum is 48.

The spelling of 630555555036 in words is "six hundred thirty billion, five hundred fifty-five million, five hundred fifty-five thousand, thirty-six".