47591717408 has 24 divisors (see below), whose sum is σ = 98627573520. Its totient is φ = 22543444800.

The previous prime is 47591717399. The next prime is 47591717417. The reversal of 47591717408 is 80471719574.

47591717408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47591717399) and next prime (47591717417).

It is a self number, because there is not a number n which added to its sum of digits gives 47591717408.

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, 39137318 + ... + 39138533.

It is an arithmetic number, because the mean of its divisors is an integer number (4109482230).

Almost surely, 2^47591717408 is an apocalyptic number.

It is an amenable number.

47591717408 is an abundant number, since it is smaller than the sum of its proper divisors (51035856112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47591717408 is a wasteful number, since it uses less digits than its factorization.

47591717408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78275880 (or 78275872 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 53.

The spelling of 47591717408 in words is "forty-seven billion, five hundred ninety-one million, seven hundred seventeen thousand, four hundred eight".