47686217464 has 16 divisors (see below), whose sum is σ = 89414793720. Its totient is φ = 23842272480.

The previous prime is 47686217441. The next prime is 47686217497. The reversal of 47686217464 is 46471268674.

It is a congruent number.

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, 184987 + ... + 359989.

Almost surely, 2^47686217464 is an apocalyptic number.

It is an amenable number.

47686217464 is a deficient number, since it is larger than the sum of its proper divisors (41728576256).

47686217464 is a wasteful number, since it uses less digits than its factorization.

47686217464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209070 (or 209066 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 55.

The spelling of 47686217464 in words is "forty-seven billion, six hundred eighty-six million, two hundred seventeen thousand, four hundred sixty-four".