442035403430 has 32 divisors (see below), whose sum is σ = 797085273600. Its totient is φ = 176498491392.

The previous prime is 442035403339. The next prime is 442035403457. The reversal of 442035403430 is 34304530244.

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, 17205074 + ... + 17230746.

It is an arithmetic number, because the mean of its divisors is an integer number (24908914800).

Almost surely, 2^442035403430 is an apocalyptic number.

442035403430 is a deficient number, since it is larger than the sum of its proper divisors (355049870170).

442035403430 is a wasteful number, since it uses less digits than its factorization.

442035403430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28688.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 442035403430 its reverse (34304530244), we get a palindrome (476339933674).

The spelling of 442035403430 in words is "four hundred forty-two billion, thirty-five million, four hundred three thousand, four hundred thirty".