23675894520 has 64 divisors (see below), whose sum is σ = 72087822720. Its totient is φ = 6219337344.

The previous prime is 23675894483. The next prime is 23675894527. The reversal of 23675894520 is 2549857632.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23675894527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1464342 + ... + 1480421.

It is an arithmetic number, because the mean of its divisors is an integer number (1126372230).

Almost surely, 2^23675894520 is an apocalyptic number.

23675894520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23675894520 is an abundant number, since it is smaller than the sum of its proper divisors (48411928200).

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

23675894520 is a wasteful number, since it uses less digits than its factorization.

23675894520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944844 (or 2944840 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 23675894520 in words is "twenty-three billion, six hundred seventy-five million, eight hundred ninety-four thousand, five hundred twenty".