16315244146 has 8 divisors (see below), whose sum is σ = 24473570220. Its totient is φ = 8157387408.

The previous prime is 16315244117. The next prime is 16315244149. The reversal of 16315244146 is 64144251361.

It can be written as a sum of positive squares in 2 ways, for example, as 14182189921 + 2133054225 = 119089^2 + 46185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16315244149) 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, 11241 + ... + 180988.

Almost surely, 2^16315244146 is an apocalyptic number.

16315244146 is a deficient number, since it is larger than the sum of its proper divisors (8158326074).

16315244146 is a wasteful number, since it uses less digits than its factorization.

16315244146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234668.

The product of its digits is 69120, while the sum is 37.

The spelling of 16315244146 in words is "sixteen billion, three hundred fifteen million, two hundred forty-four thousand, one hundred forty-six".