23374228261 has 2 divisors, whose sum is σ = 23374228262. Its totient is φ = 23374228260.

The previous prime is 23374228187. The next prime is 23374228271. The reversal of 23374228261 is 16282247332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21039502500 + 2334725761 = 145050^2 + 48319^2 .

It is a cyclic number.

It is not a de Polignac number, because 23374228261 - 2²¹ = 23372131109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23374228271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11687114130 + 11687114131.

It is an arithmetic number, because the mean of its divisors is an integer number (11687114131).

Almost surely, 2^23374228261 is an apocalyptic number.

It is an amenable number.

23374228261 is a deficient number, since it is larger than the sum of its proper divisors (1).

23374228261 is an equidigital number, since it uses as much as digits as its factorization.

23374228261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The spelling of 23374228261 in words is "twenty-three billion, three hundred seventy-four million, two hundred twenty-eight thousand, two hundred sixty-one".