22372004416 has 56 divisors (see below), whose sum is σ = 45660040760. Its totient is φ = 10867986432.

The previous prime is 22372004401. The next prime is 22372004429. The reversal of 22372004416 is 61440027322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16210382400 + 6161622016 = 127320^2 + 78496^2 .

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, 1729300 + ... + 1742188.

Almost surely, 2^22372004416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22372004416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22830020380).

22372004416 is an abundant number, since it is smaller than the sum of its proper divisors (23288036344).

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

22372004416 is a wasteful number, since it uses less digits than its factorization.

22372004416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13671 (or 13661 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 22372004416 in words is "twenty-two billion, three hundred seventy-two million, four thousand, four hundred sixteen".