22155204414663 has 16 divisors (see below), whose sum is σ = 32823595807200. Its totient is φ = 14769654439680.

The previous prime is 22155204414659. The next prime is 22155204414683. The reversal of 22155204414663 is 36641440255122.

It is a happy number.

22155204414663 is a `hidden beast` number, since 2 + 2 + 15 + 520 + 44 + 14 + 6 + 63 = 666.

It is not a de Polignac number, because 22155204414663 - 2² = 22155204414659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22155204414643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12540408 + ... + 14197613.

It is an arithmetic number, because the mean of its divisors is an integer number (2051474737950).

Almost surely, 2^{22155204414663} is an apocalyptic number.

22155204414663 is a deficient number, since it is larger than the sum of its proper divisors (10668391392537).

22155204414663 is a wasteful number, since it uses less digits than its factorization.

22155204414663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26768719 (or 26768713 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

Adding to 22155204414663 its reverse (36641440255122), we get a palindrome (58796644669785).

The spelling of 22155204414663 in words is "twenty-two trillion, one hundred fifty-five billion, two hundred four million, four hundred fourteen thousand, six hundred sixty-three".