22755422097 has 20 divisors (see below), whose sum is σ = 35992238436. Its totient is φ = 14277911040.

The previous prime is 22755422089. The next prime is 22755422167. The reversal of 22755422097 is 79022455722.

22755422097 is a `hidden beast` number, since 2 + 2 + 7 + 554 + 2 + 2 + 0 + 97 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17720668161 + 5034753936 = 133119^2 + 70956^2 .

It is not a de Polignac number, because 22755422097 - 2³ = 22755422089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22755422017) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8261304 + ... + 8264057.

Almost surely, 2^22755422097 is an apocalyptic number.

22755422097 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22755422097 is a deficient number, since it is larger than the sum of its proper divisors (13236816339).

22755422097 is a wasteful number, since it uses less digits than its factorization.

22755422097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16525390 (or 16525381 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 22755422097 in words is "twenty-two billion, seven hundred fifty-five million, four hundred twenty-two thousand, ninety-seven".