5281166870 has 32 divisors (see below), whose sum is σ = 10960273728. Its totient is φ = 1794659328.

The previous prime is 5281166867. The next prime is 5281166893. The reversal of 5281166870 is 786611825.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325919 + ... + 341738.

It is an arithmetic number, because the mean of its divisors is an integer number (342508554).

Almost surely, 2^5281166870 is an apocalyptic number.

5281166870 is an abundant number, since it is smaller than the sum of its proper divisors (5679106858).

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

5281166870 is a wasteful number, since it uses less digits than its factorization.

5281166870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667784.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 5281166870 is about 72671.6373147048. The cubic root of 5281166870 is about 1741.4458047456.

The spelling of 5281166870 in words is "five billion, two hundred eighty-one million, one hundred sixty-six thousand, eight hundred seventy".