22740760661673 has 4 divisors (see below), whose sum is σ = 30321014215568. Its totient is φ = 15160507107780.

The previous prime is 22740760661651. The next prime is 22740760661711. The reversal of 22740760661673 is 37616606704722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22740760661673 - 2⁶ = 22740760661609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22740760662673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3790126776943 + ... + 3790126776948.

It is an arithmetic number, because the mean of its divisors is an integer number (7580253553892).

Almost surely, 2^{22740760661673} is an apocalyptic number.

It is an amenable number.

22740760661673 is a deficient number, since it is larger than the sum of its proper divisors (7580253553895).

22740760661673 is an equidigital number, since it uses as much as digits as its factorization.

22740760661673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580253553894.

The product of its (nonzero) digits is 21337344, while the sum is 57.

The spelling of 22740760661673 in words is "twenty-two trillion, seven hundred forty billion, seven hundred sixty million, six hundred sixty-one thousand, six hundred seventy-three".