16000522517 has 4 divisors (see below), whose sum is σ = 18286311456. Its totient is φ = 13714733580.

The previous prime is 16000522513. The next prime is 16000522529. The reversal of 16000522517 is 71522500061.

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 16000522517 - 2² = 16000522513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16000522517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000522513) 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, 1142894459 + ... + 1142894472.

It is an arithmetic number, because the mean of its divisors is an integer number (4571577864).

Almost surely, 2^16000522517 is an apocalyptic number.

It is an amenable number.

16000522517 is a deficient number, since it is larger than the sum of its proper divisors (2285788939).

16000522517 is an equidigital number, since it uses as much as digits as its factorization.

16000522517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285788938.

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 16000522517 in words is "sixteen billion, five hundred twenty-two thousand, five hundred seventeen".