442311632120330 has 32 divisors (see below), whose sum is σ = 909899352798336. Its totient is φ = 151649512749504.

The previous prime is 442311632120329. The next prime is 442311632120359. The reversal of 442311632120330 is 33021236113244.

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

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, 59674832 + ... + 66676148.

It is an arithmetic number, because the mean of its divisors is an integer number (28434354774948).

Almost surely, 2^{442311632120330} is an apocalyptic number.

442311632120330 is an abundant number, since it is smaller than the sum of its proper divisors (467587720678006).

442311632120330 is a wasteful number, since it uses less digits than its factorization.

442311632120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7903838.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 442311632120330 its reverse (33021236113244), we get a palindrome (475332868233574).

The spelling of 442311632120330 in words is "four hundred forty-two trillion, three hundred eleven billion, six hundred thirty-two million, one hundred twenty thousand, three hundred thirty".