16164076523 has 16 divisors (see below), whose sum is σ = 18591713280. Its totient is φ = 13766309856.

The previous prime is 16164076519. The next prime is 16164076531. The reversal of 16164076523 is 32567046161.

It is a cyclic number.

It is not a de Polignac number, because 16164076523 - 2² = 16164076519 is a prime.

It is a super-2 number, since 2×16164076523² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (16164076553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796286 + ... + 816332.

It is an arithmetic number, because the mean of its divisors is an integer number (1161982080).

Almost surely, 2^16164076523 is an apocalyptic number.

16164076523 is a deficient number, since it is larger than the sum of its proper divisors (2427636757).

16164076523 is a wasteful number, since it uses less digits than its factorization.

16164076523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20786.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 16164076523 in words is "sixteen billion, one hundred sixty-four million, seventy-six thousand, five hundred twenty-three".