1142123306672 has 40 divisors (see below), whose sum is σ = 2284372278912. Its totient is φ = 552609907200.

The previous prime is 1142123306659. The next prime is 1142123306683. The reversal of 1142123306672 is 2766033212411.

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, 10858172 + ... + 10962852.

Almost surely, 2^{1142123306672} is an apocalyptic number.

It is an amenable number.

1142123306672 is an abundant number, since it is smaller than the sum of its proper divisors (1142248972240).

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

1142123306672 is a wasteful number, since it uses less digits than its factorization.

1142123306672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126717 (or 126711 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 1142123306672 in words is "one trillion, one hundred forty-two billion, one hundred twenty-three million, three hundred six thousand, six hundred seventy-two".