22572430774 has 4 divisors (see below), whose sum is σ = 33858646164. Its totient is φ = 11286215386.

The previous prime is 22572430757. The next prime is 22572430781. The reversal of 22572430774 is 47703427522.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22572430774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5643107692 + ... + 5643107695.

It is an arithmetic number, because the mean of its divisors is an integer number (8464661541).

Almost surely, 2^22572430774 is an apocalyptic number.

22572430774 is a deficient number, since it is larger than the sum of its proper divisors (11286215390).

22572430774 is a wasteful number, since it uses less digits than its factorization.

22572430774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286215389.

The product of its (nonzero) digits is 658560, while the sum is 43.

The spelling of 22572430774 in words is "twenty-two billion, five hundred seventy-two million, four hundred thirty thousand, seven hundred seventy-four".