16536363117 has 4 divisors (see below), whose sum is σ = 22048484160. Its totient is φ = 11024242076.

The previous prime is 16536363113. The next prime is 16536363127. The reversal of 16536363117 is 71136363561.

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.

It is a cyclic number.

It is not a de Polignac number, because 16536363117 - 2² = 16536363113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16536363113) 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, 2756060517 + ... + 2756060522.

It is an arithmetic number, because the mean of its divisors is an integer number (5512121040).

Almost surely, 2^16536363117 is an apocalyptic number.

It is an amenable number.

16536363117 is a deficient number, since it is larger than the sum of its proper divisors (5512121043).

16536363117 is an equidigital number, since it uses as much as digits as its factorization.

16536363117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5512121042.

The product of its digits is 204120, while the sum is 42.

The spelling of 16536363117 in words is "sixteen billion, five hundred thirty-six million, three hundred sixty-three thousand, one hundred seventeen".