22136444752 has 40 divisors (see below), whose sum is σ = 43631350272. Its totient is φ = 10877731200.

The previous prime is 22136444747. The next prime is 22136444773. The reversal of 22136444752 is 25744463122.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329377 + ... + 390847.

Almost surely, 2^22136444752 is an apocalyptic number.

It is an amenable number.

22136444752 is a deficient number, since it is larger than the sum of its proper divisors (21494905520).

22136444752 is a wasteful number, since it uses less digits than its factorization.

22136444752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61867 (or 61861 counting only the distinct ones).

The product of its digits is 322560, while the sum is 40.

The spelling of 22136444752 in words is "twenty-two billion, one hundred thirty-six million, four hundred forty-four thousand, seven hundred fifty-two".