646746476614 has 24 divisors (see below), whose sum is σ = 1128700876320. Its totient is φ = 277129346256.

The previous prime is 646746476603. The next prime is 646746476627. The reversal of 646746476614 is 416674647646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7104 + ... + 1137340.

It is an arithmetic number, because the mean of its divisors is an integer number (47029203180).

Almost surely, 2^646746476614 is an apocalyptic number.

646746476614 is a deficient number, since it is larger than the sum of its proper divisors (481954399706).

646746476614 is a wasteful number, since it uses less digits than its factorization.

646746476614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136092 (or 1136085 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 61.

The spelling of 646746476614 in words is "six hundred forty-six billion, seven hundred forty-six million, four hundred seventy-six thousand, six hundred fourteen".