22605535951 has 2 divisors, whose sum is σ = 22605535952. Its totient is φ = 22605535950.

The previous prime is 22605535889. The next prime is 22605536003. The reversal of 22605535951 is 15953550622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22605535951 - 2²⁵ = 22571981519 is a prime.

It is a super-2 number, since 2×22605535951² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22605535898 and 22605535907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22605530951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11302767975 + 11302767976.

It is an arithmetic number, because the mean of its divisors is an integer number (11302767976).

Almost surely, 2^22605535951 is an apocalyptic number.

22605535951 is a deficient number, since it is larger than the sum of its proper divisors (1).

22605535951 is an equidigital number, since it uses as much as digits as its factorization.

22605535951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 22605535951 in words is "twenty-two billion, six hundred five million, five hundred thirty-five thousand, nine hundred fifty-one".