45105404423423 has 2 divisors, whose sum is σ = 45105404423424. Its totient is φ = 45105404423422.

The previous prime is 45105404423419. The next prime is 45105404423449. The reversal of 45105404423423 is 32432440450154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45105404423423 - 2² = 45105404423419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45105404423483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22552702211711 + 22552702211712.

It is an arithmetic number, because the mean of its divisors is an integer number (22552702211712).

Almost surely, 2^{45105404423423} is an apocalyptic number.

45105404423423 is a deficient number, since it is larger than the sum of its proper divisors (1).

45105404423423 is an equidigital number, since it uses as much as digits as its factorization.

45105404423423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 45105404423423 its reverse (32432440450154), we get a palindrome (77537844873577).

The spelling of 45105404423423 in words is "forty-five trillion, one hundred five billion, four hundred four million, four hundred twenty-three thousand, four hundred twenty-three".