47680784474864 has 40 divisors (see below), whose sum is σ = 94880882182800. Its totient is φ = 23195430355968.

The previous prime is 47680784474809. The next prime is 47680784474879. The reversal of 47680784474864 is 46847448708674.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21218567 + ... + 23357849.

It is an arithmetic number, because the mean of its divisors is an integer number (2372022054570).

Almost surely, 2^{47680784474864} is an apocalyptic number.

It is an amenable number.

47680784474864 is a deficient number, since it is larger than the sum of its proper divisors (47200097707936).

47680784474864 is a wasteful number, since it uses less digits than its factorization.

47680784474864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176977 (or 2176971 counting only the distinct ones).

The product of its (nonzero) digits is 6473908224, while the sum is 77.

The spelling of 47680784474864 in words is "forty-seven trillion, six hundred eighty billion, seven hundred eighty-four million, four hundred seventy-four thousand, eight hundred sixty-four".