45684648577 has 2 divisors, whose sum is σ = 45684648578. Its totient is φ = 45684648576.

The previous prime is 45684648557. The next prime is 45684648683. The reversal of 45684648577 is 77584648654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22929227776 + 22755420801 = 151424^2 + 150849^2 .

It is a cyclic number.

It is not a de Polignac number, because 45684648577 - 2¹¹ = 45684646529 is a prime.

It is not a weakly prime, because it can be changed into another prime (45684648557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22842324288 + 22842324289.

It is an arithmetic number, because the mean of its divisors is an integer number (22842324289).

Almost surely, 2^45684648577 is an apocalyptic number.

It is an amenable number.

45684648577 is a deficient number, since it is larger than the sum of its proper divisors (1).

45684648577 is an equidigital number, since it uses as much as digits as its factorization.

45684648577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180633600, while the sum is 64.

The spelling of 45684648577 in words is "forty-five billion, six hundred eighty-four million, six hundred forty-eight thousand, five hundred seventy-seven".