1942443570452 has 48 divisors (see below), whose sum is σ = 4245110782080. Its totient is φ = 755536896000.

The previous prime is 1942443570367. The next prime is 1942443570493. The reversal of 1942443570452 is 2540753442491.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1942443570452.

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, 5061677 + ... + 5431892.

It is an arithmetic number, because the mean of its divisors is an integer number (88439807960).

Almost surely, 2^{1942443570452} is an apocalyptic number.

It is an amenable number.

1942443570452 is an abundant number, since it is smaller than the sum of its proper divisors (2302667211628).

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

1942443570452 is a wasteful number, since it uses less digits than its factorization.

1942443570452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10494192 (or 10494190 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 1942443570452 in words is "one trillion, nine hundred forty-two billion, four hundred forty-three million, five hundred seventy thousand, four hundred fifty-two".