22740594093 has 36 divisors (see below), whose sum is σ = 39528007740. Its totient is φ = 12546527616.

The previous prime is 22740594073. The next prime is 22740594131. The reversal of 22740594093 is 39049504722.

It can be written as a sum of positive squares in 2 ways, for example, as 11171010249 + 11569583844 = 105693^2 + 107562^2 .

It is not a de Polignac number, because 22740594093 - 2⁹ = 22740593581 is a prime.

It is a super-4 number, since 4×22740594093⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22740594073) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 876280 + ... + 901857.

It is an arithmetic number, because the mean of its divisors is an integer number (1098000215).

Almost surely, 2^22740594093 is an apocalyptic number.

It is an amenable number.

22740594093 is a deficient number, since it is larger than the sum of its proper divisors (16787413647).

22740594093 is a wasteful number, since it uses less digits than its factorization.

22740594093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778186 (or 1778176 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 22740594093 in words is "twenty-two billion, seven hundred forty million, five hundred ninety-four thousand, ninety-three".