5238179777 has 2 divisors, whose sum is σ = 5238179778. Its totient is φ = 5238179776.

The previous prime is 5238179773. The next prime is 5238179809. The reversal of 5238179777 is 7779718325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3814174081 + 1424005696 = 61759^2 + 37736^2 .

It is a cyclic number.

It is not a de Polignac number, because 5238179777 - 2² = 5238179773 is a prime.

It is not a weakly prime, because it can be changed into another prime (5238179773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2619089888 + 2619089889.

It is an arithmetic number, because the mean of its divisors is an integer number (2619089889).

Almost surely, 2^5238179777 is an apocalyptic number.

It is an amenable number.

5238179777 is a deficient number, since it is larger than the sum of its proper divisors (1).

5238179777 is an equidigital number, since it uses as much as digits as its factorization.

5238179777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5186160, while the sum is 56.

The square root of 5238179777 is about 72375.2704796328. The cubic root of 5238179777 is about 1736.7079800804.

The spelling of 5238179777 in words is "five billion, two hundred thirty-eight million, one hundred seventy-nine thousand, seven hundred seventy-seven".