22572228662 has 4 divisors (see below), whose sum is σ = 33858342996. Its totient is φ = 11286114330.

The previous prime is 22572228661. The next prime is 22572228689. The reversal of 22572228662 is 26682227522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26682227522 = 2 ⋅13341113761.

It is a super-2 number, since 2×22572228662² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22572228661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5643057164 + ... + 5643057167.

It is an arithmetic number, because the mean of its divisors is an integer number (8464585749).

Almost surely, 2^22572228662 is an apocalyptic number.

22572228662 is a deficient number, since it is larger than the sum of its proper divisors (11286114334).

22572228662 is a wasteful number, since it uses less digits than its factorization.

22572228662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286114333.

The product of its digits is 645120, while the sum is 44.

The spelling of 22572228662 in words is "twenty-two billion, five hundred seventy-two million, two hundred twenty-eight thousand, six hundred sixty-two".