5298169278 has 32 divisors (see below), whose sum is σ = 11124930816. Its totient is φ = 1678900608.

The previous prime is 5298169273. The next prime is 5298169319. The reversal of 5298169278 is 8729618925.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5298169271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95275 + ... + 140262.

It is an arithmetic number, because the mean of its divisors is an integer number (347654088).

Almost surely, 2^5298169278 is an apocalyptic number.

5298169278 is an abundant number, since it is smaller than the sum of its proper divisors (5826761538).

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

5298169278 is a wasteful number, since it uses less digits than its factorization.

5298169278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235728.

The product of its digits is 4354560, while the sum is 57.

The square root of 5298169278 is about 72788.5243565220. The cubic root of 5298169278 is about 1743.3126304523.

The spelling of 5298169278 in words is "five billion, two hundred ninety-eight million, one hundred sixty-nine thousand, two hundred seventy-eight".