13919642273 has 8 divisors (see below), whose sum is σ = 14256087648. Its totient is φ = 13583775744.

The previous prime is 13919642267. The next prime is 13919642293. The reversal of 13919642273 is 37224691931.

It is a happy number.

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 13919642273 - 2⁴ = 13919642257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13919642203) 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, 95840 + ... + 192417.

It is an arithmetic number, because the mean of its divisors is an integer number (1782010956).

Almost surely, 2^13919642273 is an apocalyptic number.

It is an amenable number.

13919642273 is a deficient number, since it is larger than the sum of its proper divisors (336445375).

13919642273 is a wasteful number, since it uses less digits than its factorization.

13919642273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289423.

The product of its digits is 489888, while the sum is 47.

The spelling of 13919642273 in words is "thirteen billion, nine hundred nineteen million, six hundred forty-two thousand, two hundred seventy-three".