22204765450 has 48 divisors (see below), whose sum is σ = 47409090624. Its totient is φ = 7579497600.

The previous prime is 22204765447. The next prime is 22204765459. The reversal of 22204765450 is 5456740222.

It is not an unprimeable number, because it can be changed into a prime (22204765459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60291 + ... + 219190.

It is an arithmetic number, because the mean of its divisors is an integer number (987689388).

Almost surely, 2^22204765450 is an apocalyptic number.

22204765450 is an abundant number, since it is smaller than the sum of its proper divisors (25204325174).

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

22204765450 is a wasteful number, since it uses less digits than its factorization.

22204765450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279727 (or 279722 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 22204765450 in words is "twenty-two billion, two hundred four million, seven hundred sixty-five thousand, four hundred fifty".