13866390853 has 8 divisors (see below), whose sum is σ = 15952254080. Its totient is φ = 11806765200.

The previous prime is 13866390829. The next prime is 13866390869. The reversal of 13866390853 is 35809366831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13866390853 - 2⁵ = 13866390821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13866390853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13866390883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6558258 + ... + 6560371.

It is an arithmetic number, because the mean of its divisors is an integer number (1994031760).

Almost surely, 2^13866390853 is an apocalyptic number.

It is an amenable number.

13866390853 is a deficient number, since it is larger than the sum of its proper divisors (2085863227).

13866390853 is a wasteful number, since it uses less digits than its factorization.

13866390853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13118787.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 13866390853 in words is "thirteen billion, eight hundred sixty-six million, three hundred ninety thousand, eight hundred fifty-three".