5436312177691 has 2 divisors, whose sum is σ = 5436312177692. Its totient is φ = 5436312177690.

The previous prime is 5436312177683. The next prime is 5436312177707. The reversal of 5436312177691 is 1967712136345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5436312177691 - 2³ = 5436312177683 is a prime.

It is a super-2 number, since 2×5436312177691² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5436312177601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2718156088845 + 2718156088846.

It is an arithmetic number, because the mean of its divisors is an integer number (2718156088846).

Almost surely, 2^{5436312177691} is an apocalyptic number.

5436312177691 is a deficient number, since it is larger than the sum of its proper divisors (1).

5436312177691 is an equidigital number, since it uses as much as digits as its factorization.

5436312177691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 55.

The spelling of 5436312177691 in words is "five trillion, four hundred thirty-six billion, three hundred twelve million, one hundred seventy-seven thousand, six hundred ninety-one".