45105243548851 has 2 divisors, whose sum is σ = 45105243548852. Its totient is φ = 45105243548850.

The previous prime is 45105243548797. The next prime is 45105243548899. The reversal of 45105243548851 is 15884534250154.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45105243548851 - 2¹³ = 45105243540659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45105243548792 and 45105243548801.

It is not a weakly prime, because it can be changed into another prime (45105243543851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22552621774425 + 22552621774426.

It is an arithmetic number, because the mean of its divisors is an integer number (22552621774426).

Almost surely, 2^{45105243548851} is an apocalyptic number.

45105243548851 is a deficient number, since it is larger than the sum of its proper divisors (1).

45105243548851 is an equidigital number, since it uses as much as digits as its factorization.

45105243548851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360000, while the sum is 55.

The spelling of 45105243548851 in words is "forty-five trillion, one hundred five billion, two hundred forty-three million, five hundred forty-eight thousand, eight hundred fifty-one".