12407578342 has 16 divisors (see below), whose sum is σ = 19388451600. Its totient is φ = 5949890560.

The previous prime is 12407578279. The next prime is 12407578357. The reversal of 12407578342 is 24387570421.

It is a congruent number.

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, 1277467 + ... + 1287142.

It is an arithmetic number, because the mean of its divisors is an integer number (1211778225).

Almost surely, 2^12407578342 is an apocalyptic number.

12407578342 is a deficient number, since it is larger than the sum of its proper divisors (6980873258).

12407578342 is a wasteful number, since it uses less digits than its factorization.

12407578342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564711.

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 12407578342 in words is "twelve billion, four hundred seven million, five hundred seventy-eight thousand, three hundred forty-two".