23170547472 has 40 divisors (see below), whose sum is σ = 60052260576. Its totient is φ = 7698352896.

The previous prime is 23170547459. The next prime is 23170547563. The reversal of 23170547472 is 27474507132.

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, 771453 + ... + 800924.

Almost surely, 2^23170547472 is an apocalyptic number.

It is an amenable number.

23170547472 is an abundant number, since it is smaller than the sum of its proper divisors (36881713104).

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

23170547472 is a wasteful number, since it uses less digits than its factorization.

23170547472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572695 (or 1572689 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 42.

The spelling of 23170547472 in words is "twenty-three billion, one hundred seventy million, five hundred forty-seven thousand, four hundred seventy-two".