630139794585 has 32 divisors (see below), whose sum is σ = 1154198833920. Its totient is φ = 287578103808.

The previous prime is 630139794539. The next prime is 630139794607. The reversal of 630139794585 is 585497931036.

It is not a de Polignac number, because 630139794585 - 2¹⁵ = 630139761817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4997880 + ... + 5122409.

It is an arithmetic number, because the mean of its divisors is an integer number (36068713560).

Almost surely, 2^630139794585 is an apocalyptic number.

It is an amenable number.

630139794585 is a deficient number, since it is larger than the sum of its proper divisors (524059039335).

630139794585 is a wasteful number, since it uses less digits than its factorization.

630139794585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10120897.

The product of its (nonzero) digits is 24494400, while the sum is 60.

The spelling of 630139794585 in words is "six hundred thirty billion, one hundred thirty-nine million, seven hundred ninety-four thousand, five hundred eighty-five".