442525202452 has 12 divisors (see below), whose sum is σ = 774835247956. Its totient is φ = 221143703040.

The previous prime is 442525202423. The next prime is 442525202477. The reversal of 442525202452 is 254202525244.

It can be written as a sum of positive squares in 2 ways, for example, as 16737631876 + 425787570576 = 129374^2 + 652524^2 .

It is a congruent number.

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, 29716173 + ... + 29731060.

Almost surely, 2^442525202452 is an apocalyptic number.

It is an amenable number.

442525202452 is a deficient number, since it is larger than the sum of its proper divisors (332310045504).

442525202452 is a wasteful number, since it uses less digits than its factorization.

442525202452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59449098 (or 59449096 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 442525202452 its reverse (254202525244), we get a palindrome (696727727696).

The spelling of 442525202452 in words is "four hundred forty-two billion, five hundred twenty-five million, two hundred two thousand, four hundred fifty-two".