23420539592 has 36 divisors (see below), whose sum is σ = 44695596465. Its totient is φ = 11505312480.

The previous prime is 23420539589. The next prime is 23420539603. The reversal of 23420539592 is 29593502432.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 15864410116 + 7556129476 = 125954^2 + 86926^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=108214.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26403773 + ... + 26404659.

Almost surely, 2^23420539592 is an apocalyptic number.

It is an amenable number.

23420539592 is a deficient number, since it is larger than the sum of its proper divisors (21275056873).

23420539592 is an frugal number, since it uses more digits than its factorization.

23420539592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902 (or 950 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 44.

The spelling of 23420539592 in words is "twenty-three billion, four hundred twenty million, five hundred thirty-nine thousand, five hundred ninety-two".