22198914050 has 48 divisors (see below), whose sum is σ = 42431112360. Its totient is φ = 8634447360.

The previous prime is 22198914037. The next prime is 22198914061. The reversal of 22198914050 is 5041989122.

It is a Cunningham number, because it is equal to 148993²+1.

It can be written as a sum of positive squares in 12 ways, for example, as 10646318761 + 11552595289 = 103181^2 + 107483^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22198913989 and 22198914007.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5046452 + ... + 5050848.

Almost surely, 2^22198914050 is an apocalyptic number.

22198914050 is a deficient number, since it is larger than the sum of its proper divisors (20232198310).

22198914050 is a wasteful number, since it uses less digits than its factorization.

22198914050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7175 (or 7170 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The spelling of 22198914050 in words is "twenty-two billion, one hundred ninety-eight million, nine hundred fourteen thousand, fifty".