5972397805691 has 2 divisors, whose sum is σ = 5972397805692. Its totient is φ = 5972397805690.

The previous prime is 5972397805631. The next prime is 5972397805721. The reversal of 5972397805691 is 1965087932795.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5972397805691 is a prime.

It is not a weakly prime, because it can be changed into another prime (5972397805631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2986198902845 + 2986198902846.

It is an arithmetic number, because the mean of its divisors is an integer number (2986198902846).

Almost surely, 2^{5972397805691} is an apocalyptic number.

5972397805691 is a deficient number, since it is larger than the sum of its proper divisors (1).

5972397805691 is an equidigital number, since it uses as much as digits as its factorization.

5972397805691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 257191200, while the sum is 71.

The spelling of 5972397805691 in words is "five trillion, nine hundred seventy-two billion, three hundred ninety-seven million, eight hundred five thousand, six hundred ninety-one".