23209122444 has 24 divisors (see below), whose sum is σ = 54426758400. Its totient is φ = 7697497104.

The previous prime is 23209122407. The next prime is 23209122457. The reversal of 23209122444 is 44422190232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4857144 + ... + 4861919.

It is an arithmetic number, because the mean of its divisors is an integer number (2267781600).

Almost surely, 2^23209122444 is an apocalyptic number.

It is an amenable number.

23209122444 is an abundant number, since it is smaller than the sum of its proper divisors (31217635956).

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

23209122444 is a wasteful number, since it uses less digits than its factorization.

23209122444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9719269 (or 9719267 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 23209122444 in words is "twenty-three billion, two hundred nine million, one hundred twenty-two thousand, four hundred forty-four".