2781632328146 has 16 divisors (see below), whose sum is σ = 4804913424960. Its totient is φ = 1183027925040.

The previous prime is 2781632328091. The next prime is 2781632328187. The reversal of 2781632328146 is 6418232361872.

2781632328146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 758349401 + ... + 758353068.

It is an arithmetic number, because the mean of its divisors is an integer number (300307089060).

Almost surely, 2^{2781632328146} is an apocalyptic number.

2781632328146 is a deficient number, since it is larger than the sum of its proper divisors (2023281096814).

2781632328146 is a wasteful number, since it uses less digits than its factorization.

2781632328146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516702609.

The product of its digits is 4644864, while the sum is 53.

The spelling of 2781632328146 in words is "two trillion, seven hundred eighty-one billion, six hundred thirty-two million, three hundred twenty-eight thousand, one hundred forty-six".