22736020718722 has 4 divisors (see below), whose sum is σ = 34104031078086. Its totient is φ = 11368010359360.

The previous prime is 22736020718717. The next prime is 22736020718753. The reversal of 22736020718722 is 22781702063722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19981785069801 + 2754235648921 = 4470099^2 + 1659589^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 5684005179679 + ... + 5684005179682.

Almost surely, 2^{22736020718722} is an apocalyptic number.

22736020718722 is a deficient number, since it is larger than the sum of its proper divisors (11368010359364).

22736020718722 is a wasteful number, since it uses less digits than its factorization.

22736020718722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368010359363.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The spelling of 22736020718722 in words is "twenty-two trillion, seven hundred thirty-six billion, twenty million, seven hundred eighteen thousand, seven hundred twenty-two".