45057673813 has 2 divisors, whose sum is σ = 45057673814. Its totient is φ = 45057673812.

The previous prime is 45057673811. The next prime is 45057673891. The reversal of 45057673813 is 31837675054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43780540644 + 1277133169 = 209238^2 + 35737^2 .

It is a cyclic number.

It is not a de Polignac number, because 45057673813 - 2¹ = 45057673811 is a prime.

Together with 45057673811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45057673811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22528836906 + 22528836907.

It is an arithmetic number, because the mean of its divisors is an integer number (22528836907).

Almost surely, 2^45057673813 is an apocalyptic number.

It is an amenable number.

45057673813 is a deficient number, since it is larger than the sum of its proper divisors (1).

45057673813 is an equidigital number, since it uses as much as digits as its factorization.

45057673813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 45057673813 in words is "forty-five billion, fifty-seven million, six hundred seventy-three thousand, eight hundred thirteen".