629772064012 has 24 divisors (see below), whose sum is σ = 1356432138656. Its totient is φ = 249140596608.

The previous prime is 629772064003. The next prime is 629772064037. The reversal of 629772064012 is 210460277926.

It is a happy number.

It is a super-2 number, since 2×629772064012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865071153 + ... + 865071880.

Almost surely, 2^629772064012 is an apocalyptic number.

It is an amenable number.

629772064012 is an abundant number, since it is smaller than the sum of its proper divisors (726660074644).

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

629772064012 is a wasteful number, since it uses less digits than its factorization.

629772064012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730143057 (or 1730143055 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 629772064012 in words is "six hundred twenty-nine billion, seven hundred seventy-two million, sixty-four thousand, twelve".