662881485472 has 24 divisors (see below), whose sum is σ = 1305206765856. Its totient is φ = 331400402112.

The previous prime is 662881485391. The next prime is 662881485481. The reversal of 662881485472 is 274584188266.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 662881485472.

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, 992748 + ... + 1520299.

It is an arithmetic number, because the mean of its divisors is an integer number (54383615244).

Almost surely, 2^662881485472 is an apocalyptic number.

It is an amenable number.

662881485472 is a deficient number, since it is larger than the sum of its proper divisors (642325280384).

662881485472 is a wasteful number, since it uses less digits than its factorization.

662881485472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521300 (or 2521292 counting only the distinct ones).

The product of its digits is 41287680, while the sum is 61.

The spelling of 662881485472 in words is "six hundred sixty-two billion, eight hundred eighty-one million, four hundred eighty-five thousand, four hundred seventy-two".