13846997178 has 24 divisors (see below), whose sum is σ = 34287802848. Its totient is φ = 3956284872.

The previous prime is 13846997161. The next prime is 13846997279. The reversal of 13846997178 is 87179964831.

13846997178 is a `hidden beast` number, since 1 + 38 + 469 + 9 + 71 + 78 = 666.

13846997178 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54948276 + ... + 54948527.

It is an arithmetic number, because the mean of its divisors is an integer number (1428658452).

Almost surely, 2^13846997178 is an apocalyptic number.

13846997178 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13846997178 is an abundant number, since it is smaller than the sum of its proper divisors (20440805670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13846997178 is a wasteful number, since it uses less digits than its factorization.

13846997178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109896818 (or 109896815 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 63.

The spelling of 13846997178 in words is "thirteen billion, eight hundred forty-six million, nine hundred ninety-seven thousand, one hundred seventy-eight".