22396036272 has 80 divisors (see below), whose sum is σ = 58210464768. Its totient is φ = 7419767040.

The previous prime is 22396036237. The next prime is 22396036303. The reversal of 22396036272 is 27263069322.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12284353 + ... + 12286175.

Almost surely, 2^22396036272 is an apocalyptic number.

It is an amenable number.

22396036272 is an abundant number, since it is smaller than the sum of its proper divisors (35814428496).

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

22396036272 is a wasteful number, since it uses less digits than its factorization.

22396036272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 42.

The spelling of 22396036272 in words is "twenty-two billion, three hundred ninety-six million, thirty-six thousand, two hundred seventy-two".