5571461160491 has 2 divisors, whose sum is σ = 5571461160492. Its totient is φ = 5571461160490.

The previous prime is 5571461160467. The next prime is 5571461160509. The reversal of 5571461160491 is 1940611641755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5571461160491 - 2⁶ = 5571461160427 is a prime.

It is a super-2 number, since 2×5571461160491² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5571461160451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785730580245 + 2785730580246.

It is an arithmetic number, because the mean of its divisors is an integer number (2785730580246).

Almost surely, 2^{5571461160491} is an apocalyptic number.

5571461160491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5571461160491 is an equidigital number, since it uses as much as digits as its factorization.

5571461160491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 5571461160491 in words is "five trillion, five hundred seventy-one billion, four hundred sixty-one million, one hundred sixty thousand, four hundred ninety-one".