45344371277 has 2 divisors, whose sum is σ = 45344371278. Its totient is φ = 45344371276.

The previous prime is 45344371273. The next prime is 45344371291. The reversal of 45344371277 is 77217344354.

45344371277 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., 30893686756 + 14450684521 = 175766^2 + 120211^2 .

It is a cyclic number.

It is not a de Polignac number, because 45344371277 - 2² = 45344371273 is a prime.

It is a super-2 number, since 2×45344371277² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45344371273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22672185638 + 22672185639.

It is an arithmetic number, because the mean of its divisors is an integer number (22672185639).

Almost surely, 2^45344371277 is an apocalyptic number.

It is an amenable number.

45344371277 is a deficient number, since it is larger than the sum of its proper divisors (1).

45344371277 is an equidigital number, since it uses as much as digits as its factorization.

45344371277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1975680, while the sum is 47.

The spelling of 45344371277 in words is "forty-five billion, three hundred forty-four million, three hundred seventy-one thousand, two hundred seventy-seven".