630688022434 has 8 divisors (see below), whose sum is σ = 952057715868. Its totient is φ = 313335450480.

The previous prime is 630688022401. The next prime is 630688022443. The reversal of 630688022434 is 434220886036.

It can be written as a sum of positive squares in 2 ways, for example, as 601888914225 + 28799108209 = 775815^2 + 169703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×630688022434³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004279977 + ... + 1004280604.

Almost surely, 2^630688022434 is an apocalyptic number.

630688022434 is a deficient number, since it is larger than the sum of its proper divisors (321369693434).

630688022434 is a wasteful number, since it uses less digits than its factorization.

630688022434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008560740.

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 630688022434 in words is "six hundred thirty billion, six hundred eighty-eight million, twenty-two thousand, four hundred thirty-four".