442252324430 has 32 divisors (see below), whose sum is σ = 911522496960. Its totient is φ = 151338320640.

The previous prime is 442252324417. The next prime is 442252324441. The reversal of 442252324430 is 34423252244.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 6026765 + ... + 6099704.

It is an arithmetic number, because the mean of its divisors is an integer number (28485078030).

Almost surely, 2^442252324430 is an apocalyptic number.

442252324430 is an abundant number, since it is smaller than the sum of its proper divisors (469270172530).

442252324430 is a wasteful number, since it uses less digits than its factorization.

442252324430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12127004.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 442252324430 its reverse (34423252244), we get a palindrome (476675576674).

The spelling of 442252324430 in words is "four hundred forty-two billion, two hundred fifty-two million, three hundred twenty-four thousand, four hundred thirty".