712216772644 has 48 divisors (see below), whose sum is σ = 1356511007488. Its totient is φ = 325229862528.

The previous prime is 712216772633. The next prime is 712216772669. The reversal of 712216772644 is 446277612217.

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 15 ways as a sum of consecutive naturals, for example, 5923129 + ... + 6042175.

Almost surely, 2^712216772644 is an apocalyptic number.

It is an amenable number.

712216772644 is a deficient number, since it is larger than the sum of its proper divisors (644294234844).

712216772644 is a wasteful number, since it uses less digits than its factorization.

712216772644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120284 (or 120282 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 49.

The spelling of 712216772644 in words is "seven hundred twelve billion, two hundred sixteen million, seven hundred seventy-two thousand, six hundred forty-four".