22775657732 has 48 divisors (see below), whose sum is σ = 43589145600. Its totient is φ = 10371513600.

The previous prime is 22775657699. The next prime is 22775657743. The reversal of 22775657732 is 23775657722.

It is a super-2 number, since 2×22775657732² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491357 + ... + 535707.

It is an arithmetic number, because the mean of its divisors is an integer number (908107200).

Almost surely, 2^22775657732 is an apocalyptic number.

It is an amenable number.

22775657732 is a deficient number, since it is larger than the sum of its proper divisors (20813487868).

22775657732 is a wasteful number, since it uses less digits than its factorization.

22775657732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44636 (or 44634 counting only the distinct ones).

The product of its digits is 8643600, while the sum is 53.

The spelling of 22775657732 in words is "twenty-two billion, seven hundred seventy-five million, six hundred fifty-seven thousand, seven hundred thirty-two".