36871140013 has 4 divisors (see below), whose sum is σ = 39040030620. Its totient is φ = 34702249408.

The previous prime is 36871139983. The next prime is 36871140017. The reversal of 36871140013 is 31004117863.

36871140013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34268303689 + 2602836324 = 185117^2 + 51018^2 .

It is a cyclic number.

It is not a de Polignac number, because 36871140013 - 2¹³ = 36871131821 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 (36871140017) 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, 1084445278 + ... + 1084445311.

It is an arithmetic number, because the mean of its divisors is an integer number (9760007655).

Almost surely, 2^36871140013 is an apocalyptic number.

It is an amenable number.

36871140013 is a deficient number, since it is larger than the sum of its proper divisors (2168890607).

36871140013 is a wasteful number, since it uses less digits than its factorization.

36871140013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168890606.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 36871140013 its reverse (31004117863), we get a palindrome (67875257876).

The spelling of 36871140013 in words is "thirty-six billion, eight hundred seventy-one million, one hundred forty thousand, thirteen".