16523164013 has 8 divisors (see below), whose sum is σ = 16733835360. Its totient is φ = 16313773840.

The previous prime is 16523163997. The next prime is 16523164027. The reversal of 16523164013 is 31046132561.

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 16523164013 - 2⁴ = 16523163997 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 (16523164043) 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, 294323 + ... + 345936.

It is an arithmetic number, because the mean of its divisors is an integer number (2091729420).

Almost surely, 2^16523164013 is an apocalyptic number.

It is an amenable number.

16523164013 is a deficient number, since it is larger than the sum of its proper divisors (210671347).

16523164013 is a wasteful number, since it uses less digits than its factorization.

16523164013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640587.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 16523164013 its reverse (31046132561), we get a palindrome (47569296574).

The spelling of 16523164013 in words is "sixteen billion, five hundred twenty-three million, one hundred sixty-four thousand, thirteen".