91842593424 has 40 divisors (see below), whose sum is σ = 244913586432. Its totient is φ = 29626642560.

The previous prime is 91842593419. The next prime is 91842593431. The reversal of 91842593424 is 42439524819.

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, 30859599 + ... + 30862574.

Almost surely, 2^91842593424 is an apocalyptic number.

It is an amenable number.

91842593424 is an abundant number, since it is smaller than the sum of its proper divisors (153070993008).

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

91842593424 is a wasteful number, since it uses less digits than its factorization.

91842593424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61722215 (or 61722209 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 91842593424 in words is "ninety-one billion, eight hundred forty-two million, five hundred ninety-three thousand, four hundred twenty-four".