944672666572 has 12 divisors (see below), whose sum is σ = 1653211682136. Its totient is φ = 472326471680.

The previous prime is 944672666533. The next prime is 944672666599. The reversal of 944672666572 is 275666276449.

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, 2247733 + ... + 2634700.

It is an arithmetic number, because the mean of its divisors is an integer number (137767640178).

Almost surely, 2^944672666572 is an apocalyptic number.

It is an amenable number.

944672666572 is a deficient number, since it is larger than the sum of its proper divisors (708539015564).

944672666572 is a wasteful number, since it uses less digits than its factorization.

944672666572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930808 (or 4930806 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 64.

The spelling of 944672666572 in words is "nine hundred forty-four billion, six hundred seventy-two million, six hundred sixty-six thousand, five hundred seventy-two".