2040947588638 has 16 divisors (see below), whose sum is σ = 3500066567520. Its totient is φ = 874367005536.

The previous prime is 2040947588609. The next prime is 2040947588677. The reversal of 2040947588638 is 8368857490402.

It is a self number, because there is not a number n which added to its sum of digits gives 2040947588638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27029133 + ... + 27104536.

It is an arithmetic number, because the mean of its divisors is an integer number (218754160470).

Almost surely, 2^{2040947588638} is an apocalyptic number.

2040947588638 is a deficient number, since it is larger than the sum of its proper divisors (1459118978882).

2040947588638 is a wasteful number, since it uses less digits than its factorization.

2040947588638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54136371.

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 2040947588638 in words is "two trillion, forty billion, nine hundred forty-seven million, five hundred eighty-eight thousand, six hundred thirty-eight".