2042550445252 has 12 divisors (see below), whose sum is σ = 3575385272620. Its totient is φ = 1021011795936.

The previous prime is 2042550445183. The next prime is 2042550445279. The reversal of 2042550445252 is 2525440552402.

It can be written as a sum of positive squares in 2 ways, for example, as 754702237696 + 1287848207556 = 868736^2 + 1134834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65839227 + ... + 65870242.

Almost surely, 2^{2042550445252} is an apocalyptic number.

It is an amenable number.

2042550445252 is a deficient number, since it is larger than the sum of its proper divisors (1532834827368).

2042550445252 is a wasteful number, since it uses less digits than its factorization.

2042550445252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131713350 (or 131713348 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

Adding to 2042550445252 its reverse (2525440552402), we get a palindrome (4567990997654).

The spelling of 2042550445252 in words is "two trillion, forty-two billion, five hundred fifty million, four hundred forty-five thousand, two hundred fifty-two".