16532521059 has 8 divisors (see below), whose sum is σ = 22064955472. Its totient is φ = 11010883680.

The previous prime is 16532521021. The next prime is 16532521079. The reversal of 16532521059 is 95012523561.

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

It is not a de Polignac number, because 16532521059 - 2⁷ = 16532520931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16532521079) 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, 2695684 + ... + 2701809.

It is an arithmetic number, because the mean of its divisors is an integer number (2758119434).

Almost surely, 2^16532521059 is an apocalyptic number.

16532521059 is a deficient number, since it is larger than the sum of its proper divisors (5532434413).

16532521059 is a wasteful number, since it uses less digits than its factorization.

16532521059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5398517.

The product of its (nonzero) digits is 81000, while the sum is 39.

The spelling of 16532521059 in words is "sixteen billion, five hundred thirty-two million, five hundred twenty-one thousand, fifty-nine".