5278192266 has 16 divisors (see below), whose sum is σ = 11177348544. Its totient is φ = 1655903424.

The previous prime is 5278192247. The next prime is 5278192279. The reversal of 5278192266 is 6622918725.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25873390 + ... + 25873593.

It is an arithmetic number, because the mean of its divisors is an integer number (698584284).

Almost surely, 2^5278192266 is an apocalyptic number.

5278192266 is an abundant number, since it is smaller than the sum of its proper divisors (5899156278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5278192266 is a wasteful number, since it uses less digits than its factorization.

5278192266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51747005.

The product of its digits is 725760, while the sum is 48.

The square root of 5278192266 is about 72651.1683732616. The cubic root of 5278192266 is about 1741.1187883463.

The spelling of 5278192266 in words is "five billion, two hundred seventy-eight million, one hundred ninety-two thousand, two hundred sixty-six".