13685108923342 has 4 divisors (see below), whose sum is σ = 20527663385016. Its totient is φ = 6842554461670.

The previous prime is 13685108923313. The next prime is 13685108923373. The reversal of 13685108923342 is 24332980158631.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3421277230834 + ... + 3421277230837.

It is an arithmetic number, because the mean of its divisors is an integer number (5131915846254).

Almost surely, 2^{13685108923342} is an apocalyptic number.

13685108923342 is a deficient number, since it is larger than the sum of its proper divisors (6842554461674).

13685108923342 is an equidigital number, since it uses as much as digits as its factorization.

13685108923342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6842554461673.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 13685108923342 in words is "thirteen trillion, six hundred eighty-five billion, one hundred eight million, nine hundred twenty-three thousand, three hundred forty-two".