22222670650 has 24 divisors (see below), whose sum is σ = 41358345084. Its totient is φ = 8883868800.

The previous prime is 22222670629. The next prime is 22222670671. The reversal of 22222670650 is 5607622222.

It is an interprime number because it is at equal distance from previous prime (22222670629) and next prime (22222670671).

It can be written as a sum of positive squares in 6 ways, for example, as 12419096481 + 9803574169 = 111441^2 + 99013^2 .

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, 43077 + ... + 215176.

Almost surely, 2^22222670650 is an apocalyptic number.

22222670650 is a deficient number, since it is larger than the sum of its proper divisors (19135674434).

22222670650 is a wasteful number, since it uses less digits than its factorization.

22222670650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259986 (or 259981 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 22222670650 in words is "twenty-two billion, two hundred twenty-two million, six hundred seventy thousand, six hundred fifty".