23071329408 has 64 divisors (see below), whose sum is σ = 64888132320. Its totient is φ = 7238062080.

The previous prime is 23071329301. The next prime is 23071329419. The reversal of 23071329408 is 80492317032.

It is a tau number, because it is divible by the number of its divisors (64).

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, 1760578 + ... + 1773633.

Almost surely, 2^23071329408 is an apocalyptic number.

It is an amenable number.

23071329408 is an abundant number, since it is smaller than the sum of its proper divisors (41816802912).

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

23071329408 is a wasteful number, since it uses less digits than its factorization.

23071329408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534245 (or 3534233 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 23071329408 in words is "twenty-three billion, seventy-one million, three hundred twenty-nine thousand, four hundred eight".