13885477239 has 8 divisors (see below), whose sum is σ = 18601714432. Its totient is φ = 9213112440.

The previous prime is 13885477237. The next prime is 13885477271. The reversal of 13885477239 is 93277458831.

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

It is not a de Polignac number, because 13885477239 - 2¹ = 13885477237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13885477231) 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, 10967359 + ... + 10968624.

It is an arithmetic number, because the mean of its divisors is an integer number (2325214304).

Almost surely, 2^13885477239 is an apocalyptic number.

13885477239 is a deficient number, since it is larger than the sum of its proper divisors (4716237193).

13885477239 is a wasteful number, since it uses less digits than its factorization.

13885477239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21936197.

The product of its digits is 10160640, while the sum is 57.

The spelling of 13885477239 in words is "thirteen billion, eight hundred eighty-five million, four hundred seventy-seven thousand, two hundred thirty-nine".