4531442042452 has 12 divisors (see below), whose sum is σ = 8540025387796. Its totient is φ = 2091434788800.

The previous prime is 4531442042441. The next prime is 4531442042453. The reversal of 4531442042452 is 2542402441354.

It can be written as a sum of positive squares in 2 ways, for example, as 347019959056 + 4184422083396 = 589084^2 + 2045586^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531442042453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43571558049 + ... + 43571558152.

Almost surely, 2^{4531442042452} is an apocalyptic number.

It is an amenable number.

4531442042452 is a deficient number, since it is larger than the sum of its proper divisors (4008583345344).

4531442042452 is a wasteful number, since it uses less digits than its factorization.

4531442042452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87143116218 (or 87143116216 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 4531442042452 in words is "four trillion, five hundred thirty-one billion, four hundred forty-two million, forty-two thousand, four hundred fifty-two".