22250916616 has 24 divisors (see below), whose sum is σ = 44178067710. Its totient is φ = 10470200960.

The previous prime is 22250916577. The next prime is 22250916617. The reversal of 22250916616 is 61661905222.

It can be written as a sum of positive squares in only one way, i.e., 16360968100 + 5889948516 = 127910^2 + 76746^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22250916617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1733181 + ... + 1745971.

Almost surely, 2^22250916616 is an apocalyptic number.

It is an amenable number.

22250916616 is a deficient number, since it is larger than the sum of its proper divisors (21927151094).

22250916616 is an frugal number, since it uses more digits than its factorization.

22250916616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25605 (or 12810 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 22250916616 in words is "twenty-two billion, two hundred fifty million, nine hundred sixteen thousand, six hundred sixteen".