630563786274 has 16 divisors (see below), whose sum is σ = 1272287994912. Its totient is φ = 208327858368.

The previous prime is 630563786249. The next prime is 630563786291. The reversal of 630563786274 is 472687365036.

It is a super-2 number, since 2×630563786274² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465016864 + ... + 465018219.

It is an arithmetic number, because the mean of its divisors is an integer number (79517999682).

Almost surely, 2^630563786274 is an apocalyptic number.

630563786274 is an abundant number, since it is smaller than the sum of its proper divisors (641724208638).

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

630563786274 is a wasteful number, since it uses less digits than its factorization.

630563786274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930035201.

The product of its (nonzero) digits is 30481920, while the sum is 57.

The spelling of 630563786274 in words is "six hundred thirty billion, five hundred sixty-three million, seven hundred eighty-six thousand, two hundred seventy-four".