12378735354 has 32 divisors (see below), whose sum is σ = 24816879360. Its totient is φ = 4116359232.

The previous prime is 12378735337. The next prime is 12378735373. The reversal of 12378735354 is 45353787321.

12378735354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 7561024 + ... + 7562660.

It is an arithmetic number, because the mean of its divisors is an integer number (775527480).

Almost surely, 2^12378735354 is an apocalyptic number.

12378735354 is an abundant number, since it is smaller than the sum of its proper divisors (12438144006).

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

12378735354 is a wasteful number, since it uses less digits than its factorization.

12378735354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894.

The product of its digits is 2116800, while the sum is 48.

The spelling of 12378735354 in words is "twelve billion, three hundred seventy-eight million, seven hundred thirty-five thousand, three hundred fifty-four".