16512099353 has 4 divisors (see below), whose sum is σ = 16607545188. Its totient is φ = 16416653520.

The previous prime is 16512099347. The next prime is 16512099379. The reversal of 16512099353 is 35399021561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35399021561 = 223 ⋅158740007.

It can be written as a sum of positive squares in 2 ways, for example, as 15753262144 + 758837209 = 125512^2 + 27547^2 .

It is a cyclic number.

It is not a de Polignac number, because 16512099353 - 2²² = 16507905049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16512099313) 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, 47722658 + ... + 47723003.

It is an arithmetic number, because the mean of its divisors is an integer number (4151886297).

Almost surely, 2^16512099353 is an apocalyptic number.

It is an amenable number.

16512099353 is a deficient number, since it is larger than the sum of its proper divisors (95445835).

16512099353 is an equidigital number, since it uses as much as digits as its factorization.

16512099353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95445834.

The product of its (nonzero) digits is 218700, while the sum is 44.

The spelling of 16512099353 in words is "sixteen billion, five hundred twelve million, ninety-nine thousand, three hundred fifty-three".