442502626452 has 24 divisors (see below), whose sum is σ = 1038210587232. Its totient is φ = 146685952800.

The previous prime is 442502626441. The next prime is 442502626457. The reversal of 442502626452 is 254626205244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442502626457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101863074 + ... + 101867417.

It is an arithmetic number, because the mean of its divisors is an integer number (43258774468).

Almost surely, 2^442502626452 is an apocalyptic number.

It is an amenable number.

442502626452 is an abundant number, since it is smaller than the sum of its proper divisors (595707960780).

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

442502626452 is a wasteful number, since it uses less digits than its factorization.

442502626452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203730679 (or 203730677 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 442502626452 in words is "four hundred forty-two billion, five hundred two million, six hundred twenty-six thousand, four hundred fifty-two".