1983040587834 has 16 divisors (see below), whose sum is σ = 3966136659072. Its totient is φ = 661004282048.

The previous prime is 1983040587817. The next prime is 1983040587889. The reversal of 1983040587834 is 4387850403891.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 1839759 + ... + 2711234.

It is an arithmetic number, because the mean of its divisors is an integer number (247883541192).

Almost surely, 2^{1983040587834} is an apocalyptic number.

1983040587834 is an abundant number, since it is smaller than the sum of its proper divisors (1983096071238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1983040587834 is a wasteful number, since it uses less digits than its factorization.

1983040587834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623621.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 1983040587834 in words is "one trillion, nine hundred eighty-three billion, forty million, five hundred eighty-seven thousand, eight hundred thirty-four".