5640436591133 has 2 divisors, whose sum is σ = 5640436591134. Its totient is φ = 5640436591132.

The previous prime is 5640436591109. The next prime is 5640436591187. The reversal of 5640436591133 is 3311956340465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4493560519204 + 1146876071929 = 2119802^2 + 1070923^2 .

It is a cyclic number.

It is not a de Polignac number, because 5640436591133 - 2¹⁶ = 5640436525597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5640436591103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820218295566 + 2820218295567.

It is an arithmetic number, because the mean of its divisors is an integer number (2820218295567).

Almost surely, 2^{5640436591133} is an apocalyptic number.

It is an amenable number.

5640436591133 is a deficient number, since it is larger than the sum of its proper divisors (1).

5640436591133 is an equidigital number, since it uses as much as digits as its factorization.

5640436591133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 5640436591133 in words is "five trillion, six hundred forty billion, four hundred thirty-six million, five hundred ninety-one thousand, one hundred thirty-three".