16326401513 has 8 divisors (see below), whose sum is σ = 16476086880. Its totient is φ = 16177366240.

The previous prime is 16326401501. The next prime is 16326401521. The reversal of 16326401513 is 31510462361.

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

It is a cyclic number.

It is not a de Polignac number, because 16326401513 - 2⁸ = 16326401257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16326401513.

It is not an unprimeable number, because it can be changed into a prime (16326401543) 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, 111995 + ... + 212592.

It is an arithmetic number, because the mean of its divisors is an integer number (2059510860).

Almost surely, 2^16326401513 is an apocalyptic number.

It is an amenable number.

16326401513 is a deficient number, since it is larger than the sum of its proper divisors (149685367).

16326401513 is a wasteful number, since it uses less digits than its factorization.

16326401513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325047.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 16326401513 its reverse (31510462361), we get a palindrome (47836863874).

The spelling of 16326401513 in words is "sixteen billion, three hundred twenty-six million, four hundred one thousand, five hundred thirteen".