2080605782 has 4 divisors (see below), whose sum is σ = 3120908676. Its totient is φ = 1040302890.

The previous prime is 2080605767. The next prime is 2080605817. The reversal of 2080605782 is 2875060802.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520151444 + ... + 520151447.

It is an arithmetic number, because the mean of its divisors is an integer number (780227169).

Almost surely, 2^2080605782 is an apocalyptic number.

2080605782 is a deficient number, since it is larger than the sum of its proper divisors (1040302894).

2080605782 is a wasteful number, since it uses less digits than its factorization.

2080605782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040302893.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 2080605782 is about 45613.6578449920. The cubic root of 2080605782 is about 1276.6247710197.

The spelling of 2080605782 in words is "two billion, eighty million, six hundred five thousand, seven hundred eighty-two".