22296012551 has 6 divisors (see below), whose sum is σ = 23091352752. Its totient is φ = 21527183720.

The previous prime is 22296012547. The next prime is 22296012581. The reversal of 22296012551 is 15521069222.

It is not a de Polignac number, because 22296012551 - 2² = 22296012547 is a prime.

It is a super-2 number, since 2×22296012551² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22296012581) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13254815 + ... + 13256496.

It is an arithmetic number, because the mean of its divisors is an integer number (3848558792).

Almost surely, 2^22296012551 is an apocalyptic number.

22296012551 is a deficient number, since it is larger than the sum of its proper divisors (795340201).

22296012551 is an equidigital number, since it uses as much as digits as its factorization.

22296012551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26511369 (or 26511340 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 22296012551 in words is "twenty-two billion, two hundred ninety-six million, twelve thousand, five hundred fifty-one".