23579543516 has 12 divisors (see below), whose sum is σ = 42595304640. Its totient is φ = 11409456480.

The previous prime is 23579543513. The next prime is 23579543549. The reversal of 23579543516 is 61534597532.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23579543513) 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, 95078681 + ... + 95078928.

It is an arithmetic number, because the mean of its divisors is an integer number (3549608720).

Almost surely, 2^23579543516 is an apocalyptic number.

It is an amenable number.

23579543516 is a deficient number, since it is larger than the sum of its proper divisors (19015761124).

23579543516 is a wasteful number, since it uses less digits than its factorization.

23579543516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190157644 (or 190157642 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 50.

The spelling of 23579543516 in words is "twenty-three billion, five hundred seventy-nine million, five hundred forty-three thousand, five hundred sixteen".