16428517529 has 8 divisors (see below), whose sum is σ = 16606766880. Its totient is φ = 16250726016.

The previous prime is 16428517493. The next prime is 16428517649. The reversal of 16428517529 is 92571582461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16428517529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16428511529) 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, 42059 + ... + 186080.

It is an arithmetic number, because the mean of its divisors is an integer number (2075845860).

Almost surely, 2^16428517529 is an apocalyptic number.

It is an amenable number.

16428517529 is a deficient number, since it is larger than the sum of its proper divisors (178249351).

16428517529 is a wasteful number, since it uses less digits than its factorization.

16428517529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228919.

The product of its digits is 1209600, while the sum is 50.

The spelling of 16428517529 in words is "sixteen billion, four hundred twenty-eight million, five hundred seventeen thousand, five hundred twenty-nine".