22739500065 has 32 divisors (see below), whose sum is σ = 36887031936. Its totient is φ = 11960729600.

The previous prime is 22739500031. The next prime is 22739500109. The reversal of 22739500065 is 56000593722.

It is not a de Polignac number, because 22739500065 - 2¹¹ = 22739498017 is a prime.

It is a super-2 number, since 2×22739500065² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22739499996 and 22739500032.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 360154 + ... + 418556.

It is an arithmetic number, because the mean of its divisors is an integer number (1152719748).

Almost surely, 2^22739500065 is an apocalyptic number.

It is an amenable number.

22739500065 is a deficient number, since it is larger than the sum of its proper divisors (14147531871).

22739500065 is a wasteful number, since it uses less digits than its factorization.

22739500065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58769.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 22739500065 in words is "twenty-two billion, seven hundred thirty-nine million, five hundred thousand, sixty-five".