22077255236 has 12 divisors (see below), whose sum is σ = 38636670828. Its totient is φ = 11038206432.

The previous prime is 22077255229. The next prime is 22077255271. The reversal of 22077255236 is 63255277022.

It can be written as a sum of positive squares in 2 ways, for example, as 18373802500 + 3703452736 = 135550^2 + 60856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22077255193 and 22077255202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32750 + ... + 212666.

It is an arithmetic number, because the mean of its divisors is an integer number (3219722569).

Almost surely, 2^22077255236 is an apocalyptic number.

It is an amenable number.

22077255236 is a deficient number, since it is larger than the sum of its proper divisors (16559415592).

22077255236 is a wasteful number, since it uses less digits than its factorization.

22077255236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210598 (or 210596 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 41.

The spelling of 22077255236 in words is "twenty-two billion, seventy-seven million, two hundred fifty-five thousand, two hundred thirty-six".