5278444874 has 16 divisors (see below), whose sum is σ = 8031825216. Its totient is φ = 2601194400.

The previous prime is 5278444861. The next prime is 5278444879. The reversal of 5278444874 is 4784448725.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5278444879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800009 + ... + 806579.

It is an arithmetic number, because the mean of its divisors is an integer number (501989076).

Almost surely, 2^5278444874 is an apocalyptic number.

5278444874 is a deficient number, since it is larger than the sum of its proper divisors (2753380342).

5278444874 is a wasteful number, since it uses less digits than its factorization.

5278444874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12301.

The product of its digits is 8028160, while the sum is 53.

The square root of 5278444874 is about 72652.9068516876. The cubic root of 5278444874 is about 1741.1465638609.

The spelling of 5278444874 in words is "five billion, two hundred seventy-eight million, four hundred forty-four thousand, eight hundred seventy-four".