5199564266 has 8 divisors (see below), whose sum is σ = 8399296164. Its totient is φ = 2399798880.

The previous prime is 5199564247. The next prime is 5199564283. The reversal of 5199564266 is 6624659915.

It can be written as a sum of positive squares in 2 ways, for example, as 5195382241 + 4182025 = 72079^2 + 2045^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 99991595 + ... + 99991646.

Almost surely, 2^5199564266 is an apocalyptic number.

5199564266 is a deficient number, since it is larger than the sum of its proper divisors (3199731898).

5199564266 is a wasteful number, since it uses less digits than its factorization.

5199564266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199983256.

The product of its digits is 3499200, while the sum is 53.

The square root of 5199564266 is about 72108.0041742940. The cubic root of 5199564266 is about 1732.4298183262.

The spelling of 5199564266 in words is "five billion, one hundred ninety-nine million, five hundred sixty-four thousand, two hundred sixty-six".