23555306441 has 2 divisors, whose sum is σ = 23555306442. Its totient is φ = 23555306440.

The previous prime is 23555306431. The next prime is 23555306479. The reversal of 23555306441 is 14460355532.

It is an a-pointer prime, because the next prime (23555306479) can be obtained adding 23555306441 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21932425216 + 1622881225 = 148096^2 + 40285^2 .

It is a cyclic number.

It is not a de Polignac number, because 23555306441 - 2⁶ = 23555306377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23555306395 and 23555306404.

It is not a weakly prime, because it can be changed into another prime (23555306431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11777653220 + 11777653221.

It is an arithmetic number, because the mean of its divisors is an integer number (11777653221).

Almost surely, 2^23555306441 is an apocalyptic number.

It is an amenable number.

23555306441 is a deficient number, since it is larger than the sum of its proper divisors (1).

23555306441 is an equidigital number, since it uses as much as digits as its factorization.

23555306441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 23555306441 in words is "twenty-three billion, five hundred fifty-five million, three hundred six thousand, four hundred forty-one".