14380405136478 has 24 divisors (see below), whose sum is σ = 31162567684248. Its totient is φ = 4792695575472.

The previous prime is 14380405136443. The next prime is 14380405136501. The reversal of 14380405136478 is 87463150408341.

14380405136478 is a `hidden beast` number, since 1 + 4 + 3 + 80 + 4 + 0 + 513 + 6 + 47 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64285525 + ... + 64508832.

It is an arithmetic number, because the mean of its divisors is an integer number (1298440320177).

Almost surely, 2^{14380405136478} is an apocalyptic number.

14380405136478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14380405136478 is an abundant number, since it is smaller than the sum of its proper divisors (16782162547770).

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

14380405136478 is a wasteful number, since it uses less digits than its factorization.

14380405136478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128800568 (or 128800565 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 14380405136478 in words is "fourteen trillion, three hundred eighty billion, four hundred five million, one hundred thirty-six thousand, four hundred seventy-eight".