22790776856 has 32 divisors (see below), whose sum is σ = 43176624480. Its totient is φ = 11277120000.

The previous prime is 22790776829. The next prime is 22790776919. The reversal of 22790776856 is 65867709722.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22790776795 and 22790776804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2055680 + ... + 2066736.

It is an arithmetic number, because the mean of its divisors is an integer number (1349269515).

Almost surely, 2^22790776856 is an apocalyptic number.

It is an amenable number.

22790776856 is a deficient number, since it is larger than the sum of its proper divisors (20385847624).

22790776856 is a wasteful number, since it uses less digits than its factorization.

22790776856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13715 (or 13711 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 59.

The spelling of 22790776856 in words is "twenty-two billion, seven hundred ninety million, seven hundred seventy-six thousand, eight hundred fifty-six".