14678157802240 has 72 divisors (see below), whose sum is σ = 35166762701280. Its totient is φ = 5869929209856.

The previous prime is 14678157802237. The next prime is 14678157802261. The reversal of 14678157802240 is 4220875187641.

It is a happy number.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 4343077 + ... + 6943963.

It is an arithmetic number, because the mean of its divisors is an integer number (488427259740).

Almost surely, 2^{14678157802240} is an apocalyptic number.

14678157802240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14678157802240 is an abundant number, since it is smaller than the sum of its proper divisors (20488604899040).

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

14678157802240 is an equidigital number, since it uses as much as digits as its factorization.

14678157802240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605317 (or 2605303 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 55.

The spelling of 14678157802240 in words is "fourteen trillion, six hundred seventy-eight billion, one hundred fifty-seven million, eight hundred two thousand, two hundred forty".