4472361664 has 28 divisors (see below), whose sum is σ = 9341942200. Its totient is φ = 2118486528.

The previous prime is 4472361659. The next prime is 4472361671. The reversal of 4472361664 is 4661632744.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4472361664.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837749 + ... + 1840180.

Almost surely, 2^4472361664 is an apocalyptic number.

It is an amenable number.

4472361664 is an abundant number, since it is smaller than the sum of its proper divisors (4869580536).

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

4472361664 is a wasteful number, since it uses less digits than its factorization.

4472361664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677960 (or 3677950 counting only the distinct ones).

The product of its digits is 580608, while the sum is 43.

The square root of 4472361664 is about 66875.7180447433. The cubic root of 4472361664 is about 1647.5766892780.

It can be divided in two parts, 447236 and 1664, that added together give a square (448900 = 670²).

The spelling of 4472361664 in words is "four billion, four hundred seventy-two million, three hundred sixty-one thousand, six hundred sixty-four".