858745232472 has 64 divisors (see below), whose sum is σ = 2292534604800. Its totient is φ = 267462357120.

The previous prime is 858745232453. The next prime is 858745232483. The reversal of 858745232472 is 274232547858.

It is a happy number.

858745232472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19878898 + ... + 19922049.

It is an arithmetic number, because the mean of its divisors is an integer number (35820853200).

Almost surely, 2^858745232472 is an apocalyptic number.

It is an amenable number.

858745232472 is an abundant number, since it is smaller than the sum of its proper divisors (1433789372328).

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

858745232472 is a wasteful number, since it uses less digits than its factorization.

858745232472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39801016 (or 39801012 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 57.

The spelling of 858745232472 in words is "eight hundred fifty-eight billion, seven hundred forty-five million, two hundred thirty-two thousand, four hundred seventy-two".