16371715349 has 4 divisors (see below), whose sum is σ = 17860053120. Its totient is φ = 14883377580.

The previous prime is 16371715279. The next prime is 16371715369. The reversal of 16371715349 is 94351717361.

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 16371715349 - 2⁸ = 16371715093 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 (16371715369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744168869 + ... + 744168890.

It is an arithmetic number, because the mean of its divisors is an integer number (4465013280).

Almost surely, 2^16371715349 is an apocalyptic number.

It is an amenable number.

16371715349 is a deficient number, since it is larger than the sum of its proper divisors (1488337771).

16371715349 is a wasteful number, since it uses less digits than its factorization.

16371715349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488337770.

The product of its digits is 476280, while the sum is 47.

The spelling of 16371715349 in words is "sixteen billion, three hundred seventy-one million, seven hundred fifteen thousand, three hundred forty-nine".