16794359149 has 4 divisors (see below), whose sum is σ = 16797665664. Its totient is φ = 16791052636.

The previous prime is 16794359129. The next prime is 16794359189. The reversal of 16794359149 is 94195349761.

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 16794359149 - 2⁵ = 16794359117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16794359093 and 16794359102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16794359129) 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, 1645627 + ... + 1655800.

It is an arithmetic number, because the mean of its divisors is an integer number (4199416416).

Almost surely, 2^16794359149 is an apocalyptic number.

It is an amenable number.

16794359149 is a deficient number, since it is larger than the sum of its proper divisors (3306515).

16794359149 is an equidigital number, since it uses as much as digits as its factorization.

16794359149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3306514.

The product of its digits is 7348320, while the sum is 58.

The spelling of 16794359149 in words is "sixteen billion, seven hundred ninety-four million, three hundred fifty-nine thousand, one hundred forty-nine".