6472745672 has 32 divisors (see below), whose sum is σ = 12315006720. Its totient is φ = 3188801280.

The previous prime is 6472745659. The next prime is 6472745687. The reversal of 6472745672 is 2765472746.

It is a self number, because there is not a number n which added to its sum of digits gives 6472745672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387568 + ... + 1392224.

It is an arithmetic number, because the mean of its divisors is an integer number (384843960).

Almost surely, 2^6472745672 is an apocalyptic number.

It is an amenable number.

6472745672 is a deficient number, since it is larger than the sum of its proper divisors (5842261048).

6472745672 is a wasteful number, since it uses less digits than its factorization.

6472745672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7181 (or 7177 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 50.

The square root of 6472745672 is about 80453.3757650976. The cubic root of 6472745672 is about 1863.6435375083.

The spelling of 6472745672 in words is "six billion, four hundred seventy-two million, seven hundred forty-five thousand, six hundred seventy-two".