23450443172 has 48 divisors (see below), whose sum is σ = 44854088832. Its totient is φ = 10662140160.

The previous prime is 23450443171. The next prime is 23450443253. The reversal of 23450443172 is 27134405432.

It is not an unprimeable number, because it can be changed into a prime (23450443171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7356563 + ... + 7359749.

It is an arithmetic number, because the mean of its divisors is an integer number (934460184).

Almost surely, 2^23450443172 is an apocalyptic number.

It is an amenable number.

23450443172 is a deficient number, since it is larger than the sum of its proper divisors (21403645660).

23450443172 is a wasteful number, since it uses less digits than its factorization.

23450443172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268 (or 5266 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The spelling of 23450443172 in words is "twenty-three billion, four hundred fifty million, four hundred forty-three thousand, one hundred seventy-two".