23001322721824 has 48 divisors (see below), whose sum is σ = 46392095196216. Its totient is φ = 11219248742400.

The previous prime is 23001322721809. The next prime is 23001322721879. The reversal of 23001322721824 is 42812722310032.

It can be written as a sum of positive squares in 4 ways, for example, as 22465059431824 + 536263290000 = 4739732^2 + 732300^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15639904 + ... + 17047264.

Almost surely, 2^{23001322721824} is an apocalyptic number.

It is an amenable number.

23001322721824 is an abundant number, since it is smaller than the sum of its proper divisors (23390772474392).

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

23001322721824 is a wasteful number, since it uses less digits than its factorization.

23001322721824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419869 (or 1419861 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 23001322721824 in words is "twenty-three trillion, one billion, three hundred twenty-two million, seven hundred twenty-one thousand, eight hundred twenty-four".