673946666788 has 12 divisors (see below), whose sum is σ = 1179616453120. Its totient is φ = 336913394472.

The previous prime is 673946666737. The next prime is 673946666803. The reversal of 673946666788 is 887666649376.

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, 14959428 + ... + 15004411.

Almost surely, 2^673946666788 is an apocalyptic number.

It is an amenable number.

673946666788 is a deficient number, since it is larger than the sum of its proper divisors (505669786332).

673946666788 is a wasteful number, since it uses less digits than its factorization.

673946666788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29969466 (or 29969464 counting only the distinct ones).

The product of its digits is 2633637888, while the sum is 76.

The spelling of 673946666788 in words is "six hundred seventy-three billion, nine hundred forty-six million, six hundred sixty-six thousand, seven hundred eighty-eight".