5711928881 has 2 divisors, whose sum is σ = 5711928882. Its totient is φ = 5711928880.

The previous prime is 5711928877. The next prime is 5711928961. The reversal of 5711928881 is 1888291175.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4669672225 + 1042256656 = 68335^2 + 32284^2 .

It is a cyclic number.

It is not a de Polignac number, because 5711928881 - 2² = 5711928877 is a prime.

It is a super-2 number, since 2×5711928881² = 65252263083203824322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5711921881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2855964440 + 2855964441.

It is an arithmetic number, because the mean of its divisors is an integer number (2855964441).

Almost surely, 2^5711928881 is an apocalyptic number.

It is an amenable number.

5711928881 is a deficient number, since it is larger than the sum of its proper divisors (1).

5711928881 is an equidigital number, since it uses as much as digits as its factorization.

5711928881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 50.

The square root of 5711928881 is about 75577.3040072216. The cubic root of 5711928881 is about 1787.5612452062.

The spelling of 5711928881 in words is "five billion, seven hundred eleven million, nine hundred twenty-eight thousand, eight hundred eighty-one".