16247342319 has 16 divisors (see below), whose sum is σ = 23624832000. Its totient is φ = 9871801056.

The previous prime is 16247342317. The next prime is 16247342329. The reversal of 16247342319 is 91324374261.

It is a happy number.

It is not a de Polignac number, because 16247342319 - 2¹ = 16247342317 is a prime.

It is a super-2 number, since 2×16247342319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16247342311) 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 15 ways as a sum of consecutive naturals, for example, 2633619 + ... + 2639780.

It is an arithmetic number, because the mean of its divisors is an integer number (1476552000).

Almost surely, 2^16247342319 is an apocalyptic number.

16247342319 is a deficient number, since it is larger than the sum of its proper divisors (7377489681).

16247342319 is a wasteful number, since it uses less digits than its factorization.

16247342319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5273494.

The product of its digits is 217728, while the sum is 42.

The spelling of 16247342319 in words is "sixteen billion, two hundred forty-seven million, three hundred forty-two thousand, three hundred nineteen".