22345729684 has 24 divisors (see below), whose sum is σ = 41168019200. Its totient is φ = 10583576640.

The previous prime is 22345729667. The next prime is 22345729691. The reversal of 22345729684 is 48692754322.

It is a super-2 number, since 2×22345729684² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152349 + ... + 1171579.

Almost surely, 2^22345729684 is an apocalyptic number.

It is an amenable number.

22345729684 is a deficient number, since it is larger than the sum of its proper divisors (18822289516).

22345729684 is a wasteful number, since it uses less digits than its factorization.

22345729684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34543 (or 34541 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 52.

The spelling of 22345729684 in words is "twenty-two billion, three hundred forty-five million, seven hundred twenty-nine thousand, six hundred eighty-four".