22297415616 has 392 divisors, whose sum is σ = 77023447680. Its totient is φ = 6269446656.

The previous prime is 22297415599. The next prime is 22297415659. The reversal of 22297415616 is 61651479222.

22297415616 is a `hidden beast` number, since 2 + 2 + 29 + 7 + 4 + 1 + 5 + 616 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 21881155 + ... + 21882173.

Almost surely, 2^22297415616 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 22297415616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38511723840).

22297415616 is an abundant number, since it is smaller than the sum of its proper divisors (54726032064).

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

22297415616 is an equidigital number, since it uses as much as digits as its factorization.

22297415616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1098 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 22297415616 in words is "twenty-two billion, two hundred ninety-seven million, four hundred fifteen thousand, six hundred sixteen".