2785434544 has 20 divisors (see below), whose sum is σ = 5397620800. Its totient is φ = 1392500160.

The previous prime is 2785434539. The next prime is 2785434551. The reversal of 2785434544 is 4454345872.

It is a junction number, because it is equal to n+sod(n) for n = 2785434494 and 2785434503.

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, 158014 + ... + 174754.

It is an arithmetic number, because the mean of its divisors is an integer number (269881040).

Almost surely, 2^2785434544 is an apocalyptic number.

It is an amenable number.

2785434544 is a deficient number, since it is larger than the sum of its proper divisors (2612186256).

2785434544 is a wasteful number, since it uses less digits than its factorization.

2785434544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27148 (or 27142 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 46.

The square root of 2785434544 is about 52777.2161448480. The cubic root of 2785434544 is about 1407.0115172673.

The spelling of 2785434544 in words is "two billion, seven hundred eighty-five million, four hundred thirty-four thousand, five hundred forty-four".