16352786413 has 4 divisors (see below), whose sum is σ = 16596857920. Its totient is φ = 16108714908.

The previous prime is 16352786407. The next prime is 16352786447. The reversal of 16352786413 is 31468725361.

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 16352786413 - 2³³ = 7762851821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16352780413) 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, 122035653 + ... + 122035786.

It is an arithmetic number, because the mean of its divisors is an integer number (4149214480).

Almost surely, 2^16352786413 is an apocalyptic number.

It is an amenable number.

16352786413 is a deficient number, since it is larger than the sum of its proper divisors (244071507).

16352786413 is an equidigital number, since it uses as much as digits as its factorization.

16352786413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244071506.

The product of its digits is 725760, while the sum is 46.

The spelling of 16352786413 in words is "sixteen billion, three hundred fifty-two million, seven hundred eighty-six thousand, four hundred thirteen".