22552371650 has 24 divisors (see below), whose sum is σ = 41999337540. Its totient is φ = 9009781760.

The previous prime is 22552371641. The next prime is 22552371659. The reversal of 22552371650 is 5617325522.

It is an interprime number because it is at equal distance from previous prime (22552371641) and next prime (22552371659).

It can be written as a sum of positive squares in 6 ways, for example, as 7692517849 + 14859853801 = 87707^2 + 121901^2 .

It is not an unprimeable number, because it can be changed into a prime (22552371659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238319 + ... + 319218.

Almost surely, 2^22552371650 is an apocalyptic number.

22552371650 is a deficient number, since it is larger than the sum of its proper divisors (19446965890).

22552371650 is a wasteful number, since it uses less digits than its factorization.

22552371650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558358 (or 558353 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 22552371650 in words is "twenty-two billion, five hundred fifty-two million, three hundred seventy-one thousand, six hundred fifty".