12145103576742 has 16 divisors (see below), whose sum is σ = 24396277929840. Its totient is φ = 4030689396192.

The previous prime is 12145103576687. The next prime is 12145103576773. The reversal of 12145103576742 is 24767530154121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12145103576691 and 12145103576700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4419614193 + ... + 4419616940.

It is an arithmetic number, because the mean of its divisors is an integer number (1524767370615).

Almost surely, 2^{12145103576742} is an apocalyptic number.

12145103576742 is an abundant number, since it is smaller than the sum of its proper divisors (12251174353098).

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

12145103576742 is a wasteful number, since it uses less digits than its factorization.

12145103576742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8839231367.

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 12145103576742 in words is "twelve trillion, one hundred forty-five billion, one hundred three million, five hundred seventy-six thousand, seven hundred forty-two".