22335642261 has 12 divisors (see below), whose sum is σ = 33960625920. Its totient is φ = 14106721320.

The previous prime is 22335642227. The next prime is 22335642317. The reversal of 22335642261 is 16224653322.

22335642261 is a `hidden beast` number, since 2 + 2 + 3 + 3 + 5 + 642 + 2 + 6 + 1 = 666.

It is not a de Polignac number, because 22335642261 - 2⁹ = 22335641749 is a prime.

It is a super-2 number, since 2×22335642261² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22335642221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65308725 + ... + 65309066.

It is an arithmetic number, because the mean of its divisors is an integer number (2830052160).

Almost surely, 2^22335642261 is an apocalyptic number.

It is an amenable number.

22335642261 is a deficient number, since it is larger than the sum of its proper divisors (11624983659).

22335642261 is a wasteful number, since it uses less digits than its factorization.

22335642261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130617816 (or 130617813 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The spelling of 22335642261 in words is "twenty-two billion, three hundred thirty-five million, six hundred forty-two thousand, two hundred sixty-one".