23344747589 has 2 divisors, whose sum is σ = 23344747590. Its totient is φ = 23344747588.

The previous prime is 23344747487. The next prime is 23344747607. The reversal of 23344747589 is 98574744332.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23342645089 + 2102500 = 152783^2 + 1450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23344747589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23344743589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11672373794 + 11672373795.

It is an arithmetic number, because the mean of its divisors is an integer number (11672373795).

Almost surely, 2^23344747589 is an apocalyptic number.

It is an amenable number.

23344747589 is a deficient number, since it is larger than the sum of its proper divisors (1).

23344747589 is an equidigital number, since it uses as much as digits as its factorization.

23344747589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20321280, while the sum is 56.

The spelling of 23344747589 in words is "twenty-three billion, three hundred forty-four million, seven hundred forty-seven thousand, five hundred eighty-nine".