22256134461 has 12 divisors (see below), whose sum is σ = 35070272640. Its totient is φ = 13488566280.

The previous prime is 22256134421. The next prime is 22256134501. The reversal of 22256134461 is 16443165222.

22256134461 is a `hidden beast` number, since 2 + 2 + 2 + 561 + 34 + 4 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (22256134421) and next prime (22256134501).

It is not a de Polignac number, because 22256134461 - 2¹⁴ = 22256118077 is a prime.

It is a super-2 number, since 2×22256134461² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22256134421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112404621 + ... + 112404818.

It is an arithmetic number, because the mean of its divisors is an integer number (2922522720).

Almost surely, 2^22256134461 is an apocalyptic number.

It is an amenable number.

22256134461 is a deficient number, since it is larger than the sum of its proper divisors (12814138179).

22256134461 is a wasteful number, since it uses less digits than its factorization.

22256134461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224809456 (or 224809453 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

Adding to 22256134461 its reverse (16443165222), we get a palindrome (38699299683).

The spelling of 22256134461 in words is "twenty-two billion, two hundred fifty-six million, one hundred thirty-four thousand, four hundred sixty-one".