22791715673 has 2 divisors, whose sum is σ = 22791715674. Its totient is φ = 22791715672.

The previous prime is 22791715649. The next prime is 22791715693. The reversal of 22791715673 is 37651719722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16938241609 + 5853474064 = 130147^2 + 76508^2 .

It is a cyclic number.

It is not a de Polignac number, because 22791715673 - 2¹² = 22791711577 is a prime.

It is not a weakly prime, because it can be changed into another prime (22791715643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11395857836 + 11395857837.

It is an arithmetic number, because the mean of its divisors is an integer number (11395857837).

Almost surely, 2^22791715673 is an apocalyptic number.

It is an amenable number.

22791715673 is a deficient number, since it is larger than the sum of its proper divisors (1).

22791715673 is an equidigital number, since it uses as much as digits as its factorization.

22791715673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 50.

The spelling of 22791715673 in words is "twenty-two billion, seven hundred ninety-one million, seven hundred fifteen thousand, six hundred seventy-three".