5613426881 has 2 divisors, whose sum is σ = 5613426882. Its totient is φ = 5613426880.

The previous prime is 5613426839. The next prime is 5613426893. The reversal of 5613426881 is 1886243165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4828026256 + 785400625 = 69484^2 + 28025^2 .

It is a cyclic number.

It is not a de Polignac number, because 5613426881 - 2⁶ = 5613426817 is a prime.

It is a super-2 number, since 2×5613426881² = 63021122696666776322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5613426821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2806713440 + 2806713441.

It is an arithmetic number, because the mean of its divisors is an integer number (2806713441).

Almost surely, 2^5613426881 is an apocalyptic number.

It is an amenable number.

5613426881 is a deficient number, since it is larger than the sum of its proper divisors (1).

5613426881 is an equidigital number, since it uses as much as digits as its factorization.

5613426881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 44.

The square root of 5613426881 is about 74922.8061473941. The cubic root of 5613426881 is about 1777.2261303813.

The spelling of 5613426881 in words is "five billion, six hundred thirteen million, four hundred twenty-six thousand, eight hundred eighty-one".