5422168777 has 2 divisors, whose sum is σ = 5422168778. Its totient is φ = 5422168776.

The previous prime is 5422168747. The next prime is 5422168789. The reversal of 5422168777 is 7778612245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3739200201 + 1682968576 = 61149^2 + 41024^2 .

It is a cyclic number.

It is not a de Polignac number, because 5422168777 - 2²⁷ = 5287951049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5422168777.

It is not a weakly prime, because it can be changed into another prime (5422168727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711084388 + 2711084389.

It is an arithmetic number, because the mean of its divisors is an integer number (2711084389).

Almost surely, 2^5422168777 is an apocalyptic number.

It is an amenable number.

5422168777 is a deficient number, since it is larger than the sum of its proper divisors (1).

5422168777 is an equidigital number, since it uses as much as digits as its factorization.

5422168777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 49.

The square root of 5422168777 is about 73635.3772109575. The cubic root of 5422168777 is about 1756.8081760340.

The spelling of 5422168777 in words is "five billion, four hundred twenty-two million, one hundred sixty-eight thousand, seven hundred seventy-seven".