23582045640 has 64 divisors (see below), whose sum is σ = 71262581760. Its totient is φ = 6242639360.

The previous prime is 23582045609. The next prime is 23582045713. The reversal of 23582045640 is 4654028532.

It is a super-2 number, since 2×23582045640² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700776 + ... + 733655.

It is an arithmetic number, because the mean of its divisors is an integer number (1113477840).

Almost surely, 2^23582045640 is an apocalyptic number.

23582045640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23582045640 is an abundant number, since it is smaller than the sum of its proper divisors (47680536120).

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

23582045640 is a wasteful number, since it uses less digits than its factorization.

23582045640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434582 (or 1434578 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 23582045640 in words is "twenty-three billion, five hundred eighty-two million, forty-five thousand, six hundred forty".