45816386228881 has 2 divisors, whose sum is σ = 45816386228882. Its totient is φ = 45816386228880.

The previous prime is 45816386228849. The next prime is 45816386228947. The reversal of 45816386228881 is 18882268361854.

45816386228881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43436799235600 + 2379586993281 = 6590660^2 + 1542591^2 .

It is a cyclic number.

It is not a de Polignac number, because 45816386228881 - 2⁵ = 45816386228849 is a prime.

It is a super-2 number, since 2×45816386228881² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45816386228881.

It is not a weakly prime, because it can be changed into another prime (45816386228801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22908193114440 + 22908193114441.

It is an arithmetic number, because the mean of its divisors is an integer number (22908193114441).

Almost surely, 2^{45816386228881} is an apocalyptic number.

It is an amenable number.

45816386228881 is a deficient number, since it is larger than the sum of its proper divisors (1).

45816386228881 is an equidigital number, since it uses as much as digits as its factorization.

45816386228881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283115520, while the sum is 70.

The spelling of 45816386228881 in words is "forty-five trillion, eight hundred sixteen billion, three hundred eighty-six million, two hundred twenty-eight thousand, eight hundred eighty-one".