16253896648319 has 8 divisors (see below), whose sum is σ = 17788173855312. Its totient is φ = 14729061147840.

The previous prime is 16253896648309. The next prime is 16253896648343. The reversal of 16253896648319 is 91384669835261.

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 16253896648319 - 2⁸ = 16253896648063 is a prime.

It is a super-2 number, since 2×16253896648319² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16253896648309) 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, 2360423024 + ... + 2360429909.

It is an arithmetic number, because the mean of its divisors is an integer number (2223521731914).

Almost surely, 2^{16253896648319} is an apocalyptic number.

16253896648319 is a deficient number, since it is larger than the sum of its proper divisors (1534277206993).

16253896648319 is a wasteful number, since it uses less digits than its factorization.

16253896648319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4720853257.

The product of its digits is 403107840, while the sum is 71.

The spelling of 16253896648319 in words is "sixteen trillion, two hundred fifty-three billion, eight hundred ninety-six million, six hundred forty-eight thousand, three hundred nineteen".