23224264840 has 32 divisors (see below), whose sum is σ = 59719538880. Its totient is φ = 7962604992.

The previous prime is 23224264837. The next prime is 23224264849. The reversal of 23224264840 is 4846242232.

It is a self number, because there is not a number n which added to its sum of digits gives 23224264840.

It is not an unprimeable number, because it can be changed into a prime (23224264849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41471622 + ... + 41472181.

It is an arithmetic number, because the mean of its divisors is an integer number (1866235590).

Almost surely, 2^23224264840 is an apocalyptic number.

23224264840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23224264840 is an abundant number, since it is smaller than the sum of its proper divisors (36495274040).

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

23224264840 is a wasteful number, since it uses less digits than its factorization.

23224264840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82943821 (or 82943817 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 37.

The spelling of 23224264840 in words is "twenty-three billion, two hundred twenty-four million, two hundred sixty-four thousand, eight hundred forty".