5510080781 has 2 divisors, whose sum is σ = 5510080782. Its totient is φ = 5510080780.

The previous prime is 5510080777. The next prime is 5510080787. The reversal of 5510080781 is 1870800155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3035018281 + 2475062500 = 55091^2 + 49750^2 .

It is a cyclic number.

It is not a de Polignac number, because 5510080781 - 2² = 5510080777 is a prime.

It is a super-2 number, since 2×5510080781² = 60721980426291139922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5510080787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755040390 + 2755040391.

It is an arithmetic number, because the mean of its divisors is an integer number (2755040391).

Almost surely, 2^5510080781 is an apocalyptic number.

It is an amenable number.

5510080781 is a deficient number, since it is larger than the sum of its proper divisors (1).

5510080781 is an equidigital number, since it uses as much as digits as its factorization.

5510080781 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 35.

The square root of 5510080781 is about 74229.9183685392. The cubic root of 5510080781 is about 1766.2519539482.

The spelling of 5510080781 in words is "five billion, five hundred ten million, eighty thousand, seven hundred eighty-one".