22856914655 has 16 divisors (see below), whose sum is σ = 27577918368. Its totient is φ = 18186000000.

The previous prime is 22856914649. The next prime is 22856914657. The reversal of 22856914655 is 55641965822.

It is a de Polignac number, because none of the positive numbers 2^k-22856914655 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22856914597 and 22856914606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22856914657) 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 15 ways as a sum of consecutive naturals, for example, 866765 + ... + 892745.

It is an arithmetic number, because the mean of its divisors is an integer number (1723619898).

Almost surely, 2^22856914655 is an apocalyptic number.

22856914655 is a deficient number, since it is larger than the sum of its proper divisors (4721003713).

22856914655 is a wasteful number, since it uses less digits than its factorization.

22856914655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26938.

The product of its digits is 5184000, while the sum is 53.

The spelling of 22856914655 in words is "twenty-two billion, eight hundred fifty-six million, nine hundred fourteen thousand, six hundred fifty-five".