5971776641 has 2 divisors, whose sum is σ = 5971776642. Its totient is φ = 5971776640.

The previous prime is 5971776637. The next prime is 5971776659. The reversal of 5971776641 is 1466771795.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4140279025 + 1831497616 = 64345^2 + 42796^2 .

It is a cyclic number.

It is not a de Polignac number, because 5971776641 - 2² = 5971776637 is a prime.

It is not a weakly prime, because it can be changed into another prime (5971706641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2985888320 + 2985888321.

It is an arithmetic number, because the mean of its divisors is an integer number (2985888321).

Almost surely, 2^5971776641 is an apocalyptic number.

It is an amenable number.

5971776641 is a deficient number, since it is larger than the sum of its proper divisors (1).

5971776641 is an equidigital number, since it uses as much as digits as its factorization.

5971776641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222640, while the sum is 53.

The square root of 5971776641 is about 77277.2711798236. The cubic root of 5971776641 is about 1814.2669333276.

The spelling of 5971776641 in words is "five billion, nine hundred seventy-one million, seven hundred seventy-six thousand, six hundred forty-one".