2073686801589 has 12 divisors (see below), whose sum is σ = 3225735024876. Its totient is φ = 1276114954752.

The previous prime is 2073686801587. The next prime is 2073686801611. The reversal of 2073686801589 is 9851086863702.

2073686801589 is a `hidden beast` number, since 207 + 368 + 68 + 0 + 1 + 5 + 8 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 307405931364 + 1766280870225 = 554442^2 + 1329015^2 .

It is not a de Polignac number, because 2073686801589 - 2¹ = 2073686801587 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2073686801587) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8861909292 + ... + 8861909525.

It is an arithmetic number, because the mean of its divisors is an integer number (268811252073).

Almost surely, 2^{2073686801589} is an apocalyptic number.

It is an amenable number.

2073686801589 is a deficient number, since it is larger than the sum of its proper divisors (1152048223287).

2073686801589 is a wasteful number, since it uses less digits than its factorization.

2073686801589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17723818836 (or 17723818833 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 2073686801589 in words is "two trillion, seventy-three billion, six hundred eighty-six million, eight hundred one thousand, five hundred eighty-nine".