22149946634 has 16 divisors (see below), whose sum is σ = 35475751872. Its totient is φ = 10347092448.

The previous prime is 22149946633. The next prime is 22149946661. The reversal of 22149946634 is 43664994122.

It is not an unprimeable number, because it can be changed into a prime (22149946631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5597099 + ... + 5601054.

It is an arithmetic number, because the mean of its divisors is an integer number (2217234492).

Almost surely, 2^22149946634 is an apocalyptic number.

22149946634 is a deficient number, since it is larger than the sum of its proper divisors (13325805238).

22149946634 is a wasteful number, since it uses less digits than its factorization.

22149946634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11198221.

The product of its digits is 2239488, while the sum is 50.

The spelling of 22149946634 in words is "twenty-two billion, one hundred forty-nine million, nine hundred forty-six thousand, six hundred thirty-four".