22222936650 has 24 divisors (see below), whose sum is σ = 55112883264. Its totient is φ = 5926116400.

The previous prime is 22222936649. The next prime is 22222936661. The reversal of 22222936650 is 5663922222.

It is a junction number, because it is equal to n+sod(n) for n = 22222936599 and 22222936608.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74076306 + ... + 74076605.

It is an arithmetic number, because the mean of its divisors is an integer number (2296370136).

Almost surely, 2^22222936650 is an apocalyptic number.

22222936650 is an abundant number, since it is smaller than the sum of its proper divisors (32889946614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22222936650 is a wasteful number, since it uses less digits than its factorization.

22222936650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148152926 (or 148152921 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 22222936650 in words is "twenty-two billion, two hundred twenty-two million, nine hundred thirty-six thousand, six hundred fifty".