1042270451572 has 24 divisors (see below), whose sum is σ = 2084562958016. Its totient is φ = 446682610368.

The previous prime is 1042270451557. The next prime is 1042270451581. The reversal of 1042270451572 is 2751540722401.

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, 4292203 + ... + 4528525.

Almost surely, 2^{1042270451572} is an apocalyptic number.

It is an amenable number.

1042270451572 is an abundant number, since it is smaller than the sum of its proper divisors (1042292506444).

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

1042270451572 is a wasteful number, since it uses less digits than its factorization.

1042270451572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393847 (or 393845 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 40.

The spelling of 1042270451572 in words is "one trillion, forty-two billion, two hundred seventy million, four hundred fifty-one thousand, five hundred seventy-two".