22608040523291 has 4 divisors (see below), whose sum is σ = 22608053508672. Its totient is φ = 22608027537912.

The previous prime is 22608040523261. The next prime is 22608040523303. The reversal of 22608040523291 is 19232504080622.

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

It is a cyclic number.

It is not a de Polignac number, because 22608040523291 - 2²⁶ = 22607973414427 is a prime.

It is a super-2 number, since 2×22608040523291² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22608040523261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3385451 + ... + 7528436.

It is an arithmetic number, because the mean of its divisors is an integer number (5652013377168).

Almost surely, 2^{22608040523291} is an apocalyptic number.

22608040523291 is a deficient number, since it is larger than the sum of its proper divisors (12985381).

22608040523291 is a wasteful number, since it uses less digits than its factorization.

22608040523291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12985380.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 22608040523291 in words is "twenty-two trillion, six hundred eight billion, forty million, five hundred twenty-three thousand, two hundred ninety-one".