23321399975 has 12 divisors (see below), whose sum is σ = 29851392960. Its totient is φ = 18055276800.

The previous prime is 23321399971. The next prime is 23321400019. The reversal of 23321399975 is 57999312332.

It is not a de Polignac number, because 23321399975 - 2² = 23321399971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23321399971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15045290 + ... + 15046839.

It is an arithmetic number, because the mean of its divisors is an integer number (2487616080).

Almost surely, 2^23321399975 is an apocalyptic number.

23321399975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23321399975 is a deficient number, since it is larger than the sum of its proper divisors (6529992985).

23321399975 is a wasteful number, since it uses less digits than its factorization.

23321399975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30092170 (or 30092165 counting only the distinct ones).

The product of its digits is 2755620, while the sum is 53.

The spelling of 23321399975 in words is "twenty-three billion, three hundred twenty-one million, three hundred ninety-nine thousand, nine hundred seventy-five".