22545372274 has 8 divisors (see below), whose sum is σ = 33818930928. Its totient is φ = 11272395300.

The previous prime is 22545372247. The next prime is 22545372281. The reversal of 22545372274 is 47227354522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22545372274.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30292 + ... + 214495.

It is an arithmetic number, because the mean of its divisors is an integer number (4227366366).

Almost surely, 2^22545372274 is an apocalyptic number.

22545372274 is a deficient number, since it is larger than the sum of its proper divisors (11273558654).

22545372274 is a wasteful number, since it uses less digits than its factorization.

22545372274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290840.

The product of its digits is 940800, while the sum is 43.

The spelling of 22545372274 in words is "twenty-two billion, five hundred forty-five million, three hundred seventy-two thousand, two hundred seventy-four".