16725528073 has 4 divisors (see below), whose sum is σ = 16725791488. Its totient is φ = 16725264660.

The previous prime is 16725527983. The next prime is 16725528089. The reversal of 16725528073 is 37082552761.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16725528073 is a prime.

It is a super-2 number, since 2×16725528073² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16725528473) 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, 28468 + ... + 185098.

It is an arithmetic number, because the mean of its divisors is an integer number (4181447872).

Almost surely, 2^16725528073 is an apocalyptic number.

It is an amenable number.

16725528073 is a deficient number, since it is larger than the sum of its proper divisors (263415).

16725528073 is a wasteful number, since it uses less digits than its factorization.

16725528073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263414.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 16725528073 in words is "sixteen billion, seven hundred twenty-five million, five hundred twenty-eight thousand, seventy-three".