2040782782 has 8 divisors (see below), whose sum is σ = 3241243296. Its totient is φ = 960368352.

The previous prime is 2040782717. The next prime is 2040782791. The reversal of 2040782782 is 2872870402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 30011478 + ... + 30011545.

It is an arithmetic number, because the mean of its divisors is an integer number (405155412).

Almost surely, 2^2040782782 is an apocalyptic number.

2040782782 is a deficient number, since it is larger than the sum of its proper divisors (1200460514).

2040782782 is a wasteful number, since it uses less digits than its factorization.

2040782782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60023042.

The product of its (nonzero) digits is 100352, while the sum is 40.

The square root of 2040782782 is about 45175.0238738177. The cubic root of 2040782782 is about 1268.4273384903.

The spelling of 2040782782 in words is "two billion, forty million, seven hundred eighty-two thousand, seven hundred eighty-two".