5581180513277 has 2 divisors, whose sum is σ = 5581180513278. Its totient is φ = 5581180513276.

The previous prime is 5581180513247. The next prime is 5581180513283. The reversal of 5581180513277 is 7723150811855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5083712674681 + 497467838596 = 2254709^2 + 705314^2 .

It is a cyclic number.

It is not a de Polignac number, because 5581180513277 - 2³⁰ = 5580106771453 is a prime.

It is a super-2 number, since 2×5581180513277² (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 (5581180513247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790590256638 + 2790590256639.

It is an arithmetic number, because the mean of its divisors is an integer number (2790590256639).

Almost surely, 2^{5581180513277} is an apocalyptic number.

It is an amenable number.

5581180513277 is a deficient number, since it is larger than the sum of its proper divisors (1).

5581180513277 is an equidigital number, since it uses as much as digits as its factorization.

5581180513277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352000, while the sum is 53.

The spelling of 5581180513277 in words is "five trillion, five hundred eighty-one billion, one hundred eighty million, five hundred thirteen thousand, two hundred seventy-seven".