14797412498778 has 64 divisors (see below), whose sum is σ = 36426355741440. Its totient is φ = 3902404741632.

The previous prime is 14797412498719. The next prime is 14797412498783. The reversal of 14797412498778 is 87789421479741.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9584326 + ... + 11020622.

It is an arithmetic number, because the mean of its divisors is an integer number (569161808460).

Almost surely, 2^{14797412498778} is an apocalyptic number.

14797412498778 is an abundant number, since it is smaller than the sum of its proper divisors (21628943242662).

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

14797412498778 is a wasteful number, since it uses less digits than its factorization.

14797412498778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455191.

The product of its digits is 1593188352, while the sum is 78.

The spelling of 14797412498778 in words is "fourteen trillion, seven hundred ninety-seven billion, four hundred twelve million, four hundred ninety-eight thousand, seven hundred seventy-eight".