2801804885 has 32 divisors (see below), whose sum is σ = 3882453120. Its totient is φ = 1919635200.

The previous prime is 2801804851. The next prime is 2801804891. The reversal of 2801804885 is 5884081082.

It is a happy number.

It is not a de Polignac number, because 2801804885 - 2⁶ = 2801804821 is a prime.

It is a super-2 number, since 2×2801804885² = 15700221227219726450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181739 + ... + 196551.

It is an arithmetic number, because the mean of its divisors is an integer number (121326660).

Almost surely, 2^2801804885 is an apocalyptic number.

It is an amenable number.

2801804885 is a deficient number, since it is larger than the sum of its proper divisors (1080648235).

2801804885 is a wasteful number, since it uses less digits than its factorization.

2801804885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15029.

The product of its (nonzero) digits is 163840, while the sum is 44.

The square root of 2801804885 is about 52932.0780340239. The cubic root of 2801804885 is about 1409.7625281209.

The spelling of 2801804885 in words is "two billion, eight hundred one million, eight hundred four thousand, eight hundred eighty-five".