22900491261 has 32 divisors (see below), whose sum is σ = 34042257920. Its totient is φ = 15215081472.

The previous prime is 22900491233. The next prime is 22900491293. The reversal of 22900491261 is 16219400922.

22900491261 is a `hidden beast` number, since 22 + 90 + 0 + 491 + 2 + 61 = 666.

It is not a de Polignac number, because 22900491261 - 2¹³ = 22900483069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22900496261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16092396 + ... + 16093818.

It is an arithmetic number, because the mean of its divisors is an integer number (1063820560).

Almost surely, 2^22900491261 is an apocalyptic number.

It is an amenable number.

22900491261 is a deficient number, since it is larger than the sum of its proper divisors (11141766659).

22900491261 is a wasteful number, since it uses less digits than its factorization.

22900491261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042 (or 3036 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 22900491261 in words is "twenty-two billion, nine hundred million, four hundred ninety-one thousand, two hundred sixty-one".