2859171016 has 64 divisors (see below), whose sum is σ = 6070705200. Its totient is φ = 1253145600.

The previous prime is 2859171011. The next prime is 2859171017. The reversal of 2859171016 is 6101719582.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 540748516 + 2318422500 = 23254^2 + 48150^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2859171016.

It is not an unprimeable number, because it can be changed into a prime (2859171011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176206 + ... + 191746.

Almost surely, 2^2859171016 is an apocalyptic number.

2859171016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2859171016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3035352600).

2859171016 is an abundant number, since it is smaller than the sum of its proper divisors (3211534184).

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

2859171016 is a wasteful number, since it uses less digits than its factorization.

2859171016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15650 (or 15646 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 2859171016 is about 53471.2167058129. The cubic root of 2859171016 is about 1419.3190903290.

The spelling of 2859171016 in words is "two billion, eight hundred fifty-nine million, one hundred seventy-one thousand, sixteen".