16495427149 has 8 divisors (see below), whose sum is σ = 16777055520. Its totient is φ = 16213867056.

The previous prime is 16495427129. The next prime is 16495427173. The reversal of 16495427149 is 94172459461.

It is a happy number.

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 16495427149 - 2⁷ = 16495427021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16495427096 and 16495427105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16495427129) 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, 801502 + ... + 821824.

It is an arithmetic number, because the mean of its divisors is an integer number (2097131940).

Almost surely, 2^16495427149 is an apocalyptic number.

It is an amenable number.

16495427149 is a deficient number, since it is larger than the sum of its proper divisors (281628371).

16495427149 is a wasteful number, since it uses less digits than its factorization.

16495427149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34139.

The product of its digits is 2177280, while the sum is 52.

The spelling of 16495427149 in words is "sixteen billion, four hundred ninety-five million, four hundred twenty-seven thousand, one hundred forty-nine".