22732318636 has 24 divisors (see below), whose sum is σ = 40758842880. Its totient is φ = 11087030400.

The previous prime is 22732318619. The next prime is 22732318657. The reversal of 22732318636 is 63681323722.

It is a super-3 number, since 3×22732318636³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22732318592 and 22732318601.

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, 1651350 + ... + 1665058.

It is an arithmetic number, because the mean of its divisors is an integer number (1698285120).

Almost surely, 2^22732318636 is an apocalyptic number.

It is an amenable number.

22732318636 is a deficient number, since it is larger than the sum of its proper divisors (18026524244).

22732318636 is a wasteful number, since it uses less digits than its factorization.

22732318636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23865 (or 23863 counting only the distinct ones).

The product of its digits is 435456, while the sum is 43.

The spelling of 22732318636 in words is "twenty-two billion, seven hundred thirty-two million, three hundred eighteen thousand, six hundred thirty-six".