23366554354349 has 2 divisors, whose sum is σ = 23366554354350. Its totient is φ = 23366554354348.

The previous prime is 23366554354277. The next prime is 23366554354369. The reversal of 23366554354349 is 94345345566332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20681511622249 + 2685042732100 = 4547693^2 + 1638610^2 .

It is a cyclic number.

It is not a de Polignac number, because 23366554354349 - 2⁸ = 23366554354093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23366554354291 and 23366554354300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23366554354369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11683277177174 + 11683277177175.

It is an arithmetic number, because the mean of its divisors is an integer number (11683277177175).

Almost surely, 2^{23366554354349} is an apocalyptic number.

It is an amenable number.

23366554354349 is a deficient number, since it is larger than the sum of its proper divisors (1).

23366554354349 is an equidigital number, since it uses as much as digits as its factorization.

23366554354349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904000, while the sum is 62.

The spelling of 23366554354349 in words is "twenty-three trillion, three hundred sixty-six billion, five hundred fifty-four million, three hundred fifty-four thousand, three hundred forty-nine".