1045442731192 has 64 divisors (see below), whose sum is σ = 2005803122400. Its totient is φ = 510713579520.

The previous prime is 1045442731133. The next prime is 1045442731211. The reversal of 1045442731192 is 2911372445401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37083342 + ... + 37111522.

Almost surely, 2^{1045442731192} is an apocalyptic number.

It is an amenable number.

1045442731192 is a deficient number, since it is larger than the sum of its proper divisors (960360391208).

1045442731192 is a wasteful number, since it uses less digits than its factorization.

1045442731192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28856 (or 28852 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 1045442731192 in words is "one trillion, forty-five billion, four hundred forty-two million, seven hundred thirty-one thousand, one hundred ninety-two".