23274782249 has 2 divisors, whose sum is σ = 23274782250. Its totient is φ = 23274782248.

The previous prime is 23274782231. The next prime is 23274782257. The reversal of 23274782249 is 94228747232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21607530025 + 1667252224 = 146995^2 + 40832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23274782249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23274782197 and 23274782206.

It is not a weakly prime, because it can be changed into another prime (23274782269) 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, 11637391124 + 11637391125.

It is an arithmetic number, because the mean of its divisors is an integer number (11637391125).

Almost surely, 2^23274782249 is an apocalyptic number.

It is an amenable number.

23274782249 is a deficient number, since it is larger than the sum of its proper divisors (1).

23274782249 is an equidigital number, since it uses as much as digits as its factorization.

23274782249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 50.

The spelling of 23274782249 in words is "twenty-three billion, two hundred seventy-four million, seven hundred eighty-two thousand, two hundred forty-nine".