47360656631888 has 20 divisors (see below), whose sum is σ = 92021219182068. Its totient is φ = 23613245230080.

The previous prime is 47360656631881. The next prime is 47360656631917. The reversal of 47360656631888 is 88813665606374.

It can be written as a sum of positive squares in 2 ways, for example, as 13705899813904 + 33654756817984 = 3702148^2 + 5801272^2 .

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47360656631881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4192687043 + ... + 4192698338.

Almost surely, 2^{47360656631888} is an apocalyptic number.

It is an amenable number.

47360656631888 is a deficient number, since it is larger than the sum of its proper divisors (44660562550180).

47360656631888 is a wasteful number, since it uses less digits than its factorization.

47360656631888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385385742 (or 8385385736 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 71.

The spelling of 47360656631888 in words is "forty-seven trillion, three hundred sixty billion, six hundred fifty-six million, six hundred thirty-one thousand, eight hundred eighty-eight".