13859061718 has 8 divisors (see below), whose sum is σ = 20789130312. Its totient is φ = 6929351616.

The previous prime is 13859061703. The next prime is 13859061721. The reversal of 13859061718 is 81716095831.

It is a happy number.

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

It is a super-2 number, since 2×13859061718² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51421 + ... + 174247.

It is an arithmetic number, because the mean of its divisors is an integer number (2598641289).

Almost surely, 2^13859061718 is an apocalyptic number.

13859061718 is a deficient number, since it is larger than the sum of its proper divisors (6930068594).

13859061718 is a wasteful number, since it uses less digits than its factorization.

13859061718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179246.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 13859061718 in words is "thirteen billion, eight hundred fifty-nine million, sixty-one thousand, seven hundred eighteen".