1255142156246 has 16 divisors (see below), whose sum is σ = 2054470884048. Its totient is φ = 570351967200.

The previous prime is 1255142156237. The next prime is 1255142156251. The reversal of 1255142156246 is 6426512415521.

It is a junction number, because it is equal to n+sod(n) for n = 1255142156197 and 1255142156206.

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, 8282945 + ... + 8433116.

It is an arithmetic number, because the mean of its divisors is an integer number (128404430253).

Almost surely, 2^{1255142156246} is an apocalyptic number.

1255142156246 is a deficient number, since it is larger than the sum of its proper divisors (799328727802).

1255142156246 is a wasteful number, since it uses less digits than its factorization.

1255142156246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16719487.

The product of its digits is 576000, while the sum is 44.

The spelling of 1255142156246 in words is "one trillion, two hundred fifty-five billion, one hundred forty-two million, one hundred fifty-six thousand, two hundred forty-six".