22356489455091 has 48 divisors (see below), whose sum is σ = 35278886522880. Its totient is φ = 13529977344000.

The previous prime is 22356489455089. The next prime is 22356489455093. The reversal of 22356489455091 is 19055498465322.

22356489455091 is a `hidden beast` number, since 2 + 2 + 3 + 5 + 6 + 4 + 89 + 45 + 509 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (22356489455089) and next prime (22356489455093).

It is not a de Polignac number, because 22356489455091 - 2¹ = 22356489455089 is a prime.

It is a super-3 number, since 3×22356489455091³ (a number of 41 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22356489455093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 781927206 + ... + 781955796.

It is an arithmetic number, because the mean of its divisors is an integer number (734976802560).

Almost surely, 2^{22356489455091} is an apocalyptic number.

22356489455091 is a deficient number, since it is larger than the sum of its proper divisors (12922397067789).

22356489455091 is a wasteful number, since it uses less digits than its factorization.

22356489455091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39648 (or 39645 counting only the distinct ones).

The product of its (nonzero) digits is 93312000, while the sum is 63.

The spelling of 22356489455091 in words is "twenty-two trillion, three hundred fifty-six billion, four hundred eighty-nine million, four hundred fifty-five thousand, ninety-one".