16291328341 has 4 divisors (see below), whose sum is σ = 16294844800. Its totient is φ = 16287811884.

The previous prime is 16291328323. The next prime is 16291328363. The reversal of 16291328341 is 14382319261.

It is a happy number.

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 16291328341 - 2¹⁹ = 16290804053 is a prime.

It is a super-2 number, since 2×16291328341² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16291328294 and 16291328303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16291328741) 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, 1751271 + ... + 1760548.

It is an arithmetic number, because the mean of its divisors is an integer number (4073711200).

Almost surely, 2^16291328341 is an apocalyptic number.

It is an amenable number.

16291328341 is a deficient number, since it is larger than the sum of its proper divisors (3516459).

16291328341 is an equidigital number, since it uses as much as digits as its factorization.

16291328341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516458.

The product of its digits is 62208, while the sum is 40.

The spelling of 16291328341 in words is "sixteen billion, two hundred ninety-one million, three hundred twenty-eight thousand, three hundred forty-one".