14681178812 has 24 divisors (see below), whose sum is σ = 26455121952. Its totient is φ = 7124428800.

The previous prime is 14681178797. The next prime is 14681178817. The reversal of 14681178812 is 21887118641.

It is a happy number.

It is a super-2 number, since 2×14681178812² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14681178817) 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, 200264 + ... + 263567.

It is an arithmetic number, because the mean of its divisors is an integer number (1102296748).

Almost surely, 2^14681178812 is an apocalyptic number.

It is an amenable number.

14681178812 is a deficient number, since it is larger than the sum of its proper divisors (11773943140).

14681178812 is a wasteful number, since it uses less digits than its factorization.

14681178812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464069 (or 464067 counting only the distinct ones).

The product of its digits is 172032, while the sum is 47.

The spelling of 14681178812 in words is "fourteen billion, six hundred eighty-one million, one hundred seventy-eight thousand, eight hundred twelve".