22572323091 has 12 divisors (see below), whose sum is σ = 32607253120. Its totient is φ = 15046929360.

The previous prime is 22572323077. The next prime is 22572323141. The reversal of 22572323091 is 19032327522.

It is a happy number.

22572323091 is a `hidden beast` number, since 22 + 572 + 32 + 30 + 9 + 1 = 666.

It is not a de Polignac number, because 22572323091 - 2¹³ = 22572314899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22572323051) 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, 10830 + ... + 212748.

Almost surely, 2^22572323091 is an apocalyptic number.

22572323091 is a deficient number, since it is larger than the sum of its proper divisors (10034930029).

22572323091 is a wasteful number, since it uses less digits than its factorization.

22572323091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214346 (or 214343 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 22572323091 in words is "twenty-two billion, five hundred seventy-two million, three hundred twenty-three thousand, ninety-one".