13836823507 has 4 divisors (see below), whose sum is σ = 14901194560. Its totient is φ = 12772452456.

The previous prime is 13836823493. The next prime is 13836823513. The reversal of 13836823507 is 70532863831.

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

It is a cyclic number.

It is not a de Polignac number, because 13836823507 - 2²⁷ = 13702605779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13836823607) 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, 532185507 + ... + 532185532.

It is an arithmetic number, because the mean of its divisors is an integer number (3725298640).

Almost surely, 2^13836823507 is an apocalyptic number.

13836823507 is a deficient number, since it is larger than the sum of its proper divisors (1064371053).

13836823507 is a wasteful number, since it uses less digits than its factorization.

13836823507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064371052.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 13836823507 in words is "thirteen billion, eight hundred thirty-six million, eight hundred twenty-three thousand, five hundred seven".