22194490984 has 32 divisors (see below), whose sum is σ = 41911799040. Its totient is φ = 11018088000.

The previous prime is 22194490973. The next prime is 22194490991. The reversal of 22194490984 is 48909449122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3307777 + ... + 3314479.

It is an arithmetic number, because the mean of its divisors is an integer number (1309743720).

Almost surely, 2^22194490984 is an apocalyptic number.

It is an amenable number.

22194490984 is a deficient number, since it is larger than the sum of its proper divisors (19717308056).

22194490984 is a wasteful number, since it uses less digits than its factorization.

22194490984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9601 (or 9597 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 22194490984 in words is "twenty-two billion, one hundred ninety-four million, four hundred ninety thousand, nine hundred eighty-four".