23040221523568 has 80 divisors (see below), whose sum is σ = 45205348373920. Its totient is φ = 11374906982400.

The previous prime is 23040221523559. The next prime is 23040221523601. The reversal of 23040221523568 is 86532512204032.

It is a super-2 number, since 2×23040221523568² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 1288521988 + ... + 1288539868.

It is an arithmetic number, because the mean of its divisors is an integer number (565066854674).

Almost surely, 2^{23040221523568} is an apocalyptic number.

It is an amenable number.

23040221523568 is a deficient number, since it is larger than the sum of its proper divisors (22165126850352).

23040221523568 is a wasteful number, since it uses less digits than its factorization.

23040221523568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19866 (or 19860 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 23040221523568 in words is "twenty-three trillion, forty billion, two hundred twenty-one million, five hundred twenty-three thousand, five hundred sixty-eight".