5267275777 has 4 divisors (see below), whose sum is σ = 5267918916. Its totient is φ = 5266632640.

The previous prime is 5267275757. The next prime is 5267275787. The reversal of 5267275777 is 7775727625.

It is a Cunningham number, because it is equal to 72576²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5226711616 + 40564161 = 72296^2 + 6369^2 .

It is a cyclic number.

It is not a de Polignac number, because 5267275777 - 2⁷ = 5267275649 is a prime.

It is a super-2 number, since 2×5267275777² = 55488388221941907458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5267275757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309124 + ... + 325717.

It is an arithmetic number, because the mean of its divisors is an integer number (1316979729).

Almost surely, 2^5267275777 is an apocalyptic number.

It is an amenable number.

5267275777 is a deficient number, since it is larger than the sum of its proper divisors (643139).

5267275777 is an equidigital number, since it uses as much as digits as its factorization.

5267275777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643138.

The product of its digits is 10084200, while the sum is 55.

The square root of 5267275777 is about 72576.0000068893. Note that the first 5 decimals coincide. The cubic root of 5267275777 is about 1739.9176180884.

The spelling of 5267275777 in words is "five billion, two hundred sixty-seven million, two hundred seventy-five thousand, seven hundred seventy-seven".