23773773223 has 2 divisors, whose sum is σ = 23773773224. Its totient is φ = 23773773222.

The previous prime is 23773773209. The next prime is 23773773269. The reversal of 23773773223 is 32237737732.

It is an a-pointer prime, because the next prime (23773773269) can be obtained adding 23773773223 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23773773223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23773773293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11886886611 + 11886886612.

It is an arithmetic number, because the mean of its divisors is an integer number (11886886612).

Almost surely, 2^23773773223 is an apocalyptic number.

23773773223 is a deficient number, since it is larger than the sum of its proper divisors (1).

23773773223 is an equidigital number, since it uses as much as digits as its factorization.

23773773223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555848, while the sum is 46.

The spelling of 23773773223 in words is "twenty-three billion, seven hundred seventy-three million, seven hundred seventy-three thousand, two hundred twenty-three".