22472408464 has 45 divisors (see below), whose sum is σ = 47872388011. Its totient is φ = 10211732960.

The previous prime is 22472408459. The next prime is 22472408489. The reversal of 22472408464 is 46480427422.

The square root of 22472408464 is 149908.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22472408464.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6594249 + ... + 6597655.

Almost surely, 2^22472408464 is an apocalyptic number.

22472408464 is the 149908-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22472408464

22472408464 is an abundant number, since it is smaller than the sum of its proper divisors (25399979547).

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

22472408464 is an frugal number, since it uses more digits than its factorization.

22472408464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6844 (or 3420 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 43.

The spelling of 22472408464 in words is "twenty-two billion, four hundred seventy-two million, four hundred eight thousand, four hundred sixty-four".