662806748132684 has 12 divisors (see below), whose sum is σ = 1160002264894704. Its totient is φ = 331377529591344.

The previous prime is 662806748132623. The next prime is 662806748132779. The reversal of 662806748132684 is 486231847608266.

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, 6461061047 + ... + 6461163630.

It is an arithmetic number, because the mean of its divisors is an integer number (96666855407892).

Almost surely, 2^{662806748132684} is an apocalyptic number.

It is an amenable number.

662806748132684 is a deficient number, since it is larger than the sum of its proper divisors (497195516762020).

662806748132684 is a wasteful number, since it uses less digits than its factorization.

662806748132684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12922237504 (or 12922237502 counting only the distinct ones).

The product of its (nonzero) digits is 891813888, while the sum is 71.

The spelling of 662806748132684 in words is "six hundred sixty-two trillion, eight hundred six billion, seven hundred forty-eight million, one hundred thirty-two thousand, six hundred eighty-four".