36834989389 has 4 divisors (see below), whose sum is σ = 40183624800. Its totient is φ = 33486353980.

The previous prime is 36834989383. The next prime is 36834989473. The reversal of 36834989389 is 98398943863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98398943863 = 11 ⋅8945358533.

It is a cyclic number.

It is not a de Polignac number, because 36834989389 - 2¹¹ = 36834987341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36834989383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674317689 + ... + 1674317710.

It is an arithmetic number, because the mean of its divisors is an integer number (10045906200).

Almost surely, 2^36834989389 is an apocalyptic number.

It is an amenable number.

36834989389 is a deficient number, since it is larger than the sum of its proper divisors (3348635411).

36834989389 is a wasteful number, since it uses less digits than its factorization.

36834989389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348635410.

The product of its digits is 241864704, while the sum is 70.

The spelling of 36834989389 in words is "thirty-six billion, eight hundred thirty-four million, nine hundred eighty-nine thousand, three hundred eighty-nine".