2141251872 has 24 divisors (see below), whose sum is σ = 5620786416. Its totient is φ = 713750592.

The previous prime is 2141251823. The next prime is 2141251883. The reversal of 2141251872 is 2781521412.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11152258 + ... + 11152449.

It is an arithmetic number, because the mean of its divisors is an integer number (234199434).

Almost surely, 2^2141251872 is an apocalyptic number.

It is an amenable number.

2141251872 is an abundant number, since it is smaller than the sum of its proper divisors (3479534544).

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

2141251872 is a wasteful number, since it uses less digits than its factorization.

2141251872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22304720 (or 22304712 counting only the distinct ones).

The product of its digits is 8960, while the sum is 33.

The square root of 2141251872 is about 46273.6628331927. The cubic root of 2141251872 is about 1288.9099763934.

The spelling of 2141251872 in words is "two billion, one hundred forty-one million, two hundred fifty-one thousand, eight hundred seventy-two".