2805883335172 has 12 divisors (see below), whose sum is σ = 4911085189836. Its totient is φ = 1402716138080.

The previous prime is 2805883335169. The next prime is 2805883335259. The reversal of 2805883335172 is 2715333885082.

It can be written as a sum of positive squares in 2 ways, for example, as 456848920836 + 2349034414336 = 675906^2 + 1532656^2 .

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, 56354383 + ... + 56404150.

It is an arithmetic number, because the mean of its divisors is an integer number (409257099153).

Almost surely, 2^{2805883335172} is an apocalyptic number.

It is an amenable number.

2805883335172 is a deficient number, since it is larger than the sum of its proper divisors (2105201854664).

2805883335172 is a wasteful number, since it uses less digits than its factorization.

2805883335172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112764758 (or 112764756 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 2805883335172 in words is "two trillion, eight hundred five billion, eight hundred eighty-three million, three hundred thirty-five thousand, one hundred seventy-two".