23456400425021 has 8 divisors (see below), whose sum is σ = 23506666620000. Its totient is φ = 23406147268560.

The previous prime is 23456400424993. The next prime is 23456400425023. The reversal of 23456400425021 is 12052400465432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23456400425021 - 2⁶ = 23456400424957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23456400425023) 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, 346511 + ... + 6858051.

It is an arithmetic number, because the mean of its divisors is an integer number (2938333327500).

Almost surely, 2^{23456400425021} is an apocalyptic number.

It is an amenable number.

23456400425021 is a deficient number, since it is larger than the sum of its proper divisors (50266194979).

23456400425021 is an equidigital number, since it uses as much as digits as its factorization.

23456400425021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6519259.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 23456400425021 in words is "twenty-three trillion, four hundred fifty-six billion, four hundred million, four hundred twenty-five thousand, twenty-one".