22154088688 has 10 divisors (see below), whose sum is σ = 42923546864. Its totient is φ = 11077044336.

The previous prime is 22154088659. The next prime is 22154088701. The reversal of 22154088688 is 88688045122.

It is a super-2 number, since 2×22154088688² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692315256 + ... + 692315287.

Almost surely, 2^22154088688 is an apocalyptic number.

It is an amenable number.

22154088688 is a deficient number, since it is larger than the sum of its proper divisors (20769458176).

22154088688 is a wasteful number, since it uses less digits than its factorization.

22154088688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384630551 (or 1384630545 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 52.

The spelling of 22154088688 in words is "twenty-two billion, one hundred fifty-four million, eighty-eight thousand, six hundred eighty-eight".