14261644319 has 4 divisors (see below), whose sum is σ = 15358693896. Its totient is φ = 13164594744.

The previous prime is 14261644291. The next prime is 14261644361. The reversal of 14261644319 is 91344616241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91344616241 = 101 ⋅904402141.

It is a cyclic number.

It is not a de Polignac number, because 14261644319 - 2²⁰ = 14260595743 is a prime.

It is a super-2 number, since 2×14261644319² (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 (14261644819) 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, 548524769 + ... + 548524794.

It is an arithmetic number, because the mean of its divisors is an integer number (3839673474).

Almost surely, 2^14261644319 is an apocalyptic number.

14261644319 is a deficient number, since it is larger than the sum of its proper divisors (1097049577).

14261644319 is a wasteful number, since it uses less digits than its factorization.

14261644319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097049576.

The product of its digits is 124416, while the sum is 41.

The spelling of 14261644319 in words is "fourteen billion, two hundred sixty-one million, six hundred forty-four thousand, three hundred nineteen".