5157775849 has 2 divisors, whose sum is σ = 5157775850. Its totient is φ = 5157775848.

The previous prime is 5157775823. The next prime is 5157775871. The reversal of 5157775849 is 9485777515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4997500249 + 160275600 = 70693^2 + 12660^2 .

It is a cyclic number.

It is not a de Polignac number, because 5157775849 - 2¹⁵ = 5157743081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5157775793 and 5157775802.

It is not a weakly prime, because it can be changed into another prime (5157773849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578887924 + 2578887925.

It is an arithmetic number, because the mean of its divisors is an integer number (2578887925).

Almost surely, 2^5157775849 is an apocalyptic number.

It is an amenable number.

5157775849 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157775849 is an equidigital number, since it uses as much as digits as its factorization.

5157775849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12348000, while the sum is 58.

The square root of 5157775849 is about 71817.6569445147. The cubic root of 5157775849 is about 1727.7762030172.

The spelling of 5157775849 in words is "five billion, one hundred fifty-seven million, seven hundred seventy-five thousand, eight hundred forty-nine".