117842587528 has 16 divisors (see below), whose sum is σ = 224699850000. Its totient is φ = 57922627536.

The previous prime is 117842587441. The next prime is 117842587543. The reversal of 117842587528 is 825785248711.

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, 124832778 + ... + 124833721.

It is an arithmetic number, because the mean of its divisors is an integer number (14043740625).

Almost surely, 2^117842587528 is an apocalyptic number.

It is an amenable number.

117842587528 is a deficient number, since it is larger than the sum of its proper divisors (106857262472).

117842587528 is a wasteful number, since it uses less digits than its factorization.

117842587528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249666564 (or 249666560 counting only the distinct ones).

The product of its digits is 10035200, while the sum is 58.

The spelling of 117842587528 in words is "one hundred seventeen billion, eight hundred forty-two million, five hundred eighty-seven thousand, five hundred twenty-eight".