193783136081039 has 16 divisors (see below), whose sum is σ = 206699855425056. Its totient is φ = 181035309388800.

The previous prime is 193783136080999. The next prime is 193783136081089. The reversal of 193783136081039 is 930180631387391.

It is not a de Polignac number, because 193783136081039 - 2²⁸ = 193782867645583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193783136081089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20033969 + ... + 28087829.

It is an arithmetic number, because the mean of its divisors is an integer number (12918740964066).

Almost surely, 2^{193783136081039} is an apocalyptic number.

193783136081039 is a deficient number, since it is larger than the sum of its proper divisors (12916719344017).

193783136081039 is a wasteful number, since it uses less digits than its factorization.

193783136081039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8064346.

The product of its (nonzero) digits is 17635968, while the sum is 62.

The spelling of 193783136081039 in words is "one hundred ninety-three trillion, seven hundred eighty-three billion, one hundred thirty-six million, eighty-one thousand, thirty-nine".