23316372349 has 2 divisors, whose sum is σ = 23316372350. Its totient is φ = 23316372348.

The previous prime is 23316372347. The next prime is 23316372403. The reversal of 23316372349 is 94327361332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23281266724 + 35105625 = 152582^2 + 5925^2 .

It is a cyclic number.

It is not a de Polignac number, because 23316372349 - 2¹ = 23316372347 is a prime.

Together with 23316372347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23316372347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11658186174 + 11658186175.

It is an arithmetic number, because the mean of its divisors is an integer number (11658186175).

Almost surely, 2^23316372349 is an apocalyptic number.

It is an amenable number.

23316372349 is a deficient number, since it is larger than the sum of its proper divisors (1).

23316372349 is an equidigital number, since it uses as much as digits as its factorization.

23316372349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 43.

The spelling of 23316372349 in words is "twenty-three billion, three hundred sixteen million, three hundred seventy-two thousand, three hundred forty-nine".