5580891278957 has 2 divisors, whose sum is σ = 5580891278958. Its totient is φ = 5580891278956.

The previous prime is 5580891278927. The next prime is 5580891279001. The reversal of 5580891278957 is 7598721980855.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3938851499716 + 1642039779241 = 1984654^2 + 1281421^2 .

It is a cyclic number.

It is not a de Polignac number, because 5580891278957 - 2⁴⁰ = 4481379651181 is a prime.

It is a super-2 number, since 2×5580891278957² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5580891278927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790445639478 + 2790445639479.

It is an arithmetic number, because the mean of its divisors is an integer number (2790445639479).

Almost surely, 2^{5580891278957} is an apocalyptic number.

It is an amenable number.

5580891278957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5580891278957 is an equidigital number, since it uses as much as digits as its factorization.

5580891278957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032000, while the sum is 74.

The spelling of 5580891278957 in words is "five trillion, five hundred eighty billion, eight hundred ninety-one million, two hundred seventy-eight thousand, nine hundred fifty-seven".