646550096607 has 24 divisors (see below), whose sum is σ = 983131176560. Its totient is φ = 408317293440.

The previous prime is 646550096579. The next prime is 646550096611. The reversal of 646550096607 is 706690055646.

646550096607 is a `hidden beast` number, since 6 + 46 + 5 + 500 + 96 + 6 + 0 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-646550096607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (646550096657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2309673 + ... + 2574429.

Almost surely, 2^646550096607 is an apocalyptic number.

646550096607 is a deficient number, since it is larger than the sum of its proper divisors (336581079953).

646550096607 is a wasteful number, since it uses less digits than its factorization.

646550096607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279063 (or 279060 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 646550096607 in words is "six hundred forty-six billion, five hundred fifty million, ninety-six thousand, six hundred seven".