442421010303140 has 96 divisors (see below), whose sum is σ = 1014635988092160. Its totient is φ = 160707471910400.

The previous prime is 442421010303127. The next prime is 442421010303163. The reversal of 442421010303140 is 41303010124244.

It is a super-2 number, since 2×442421010303140² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1044266150 + ... + 1044689730.

It is an arithmetic number, because the mean of its divisors is an integer number (10569124875960).

Almost surely, 2^{442421010303140} is an apocalyptic number.

It is an amenable number.

442421010303140 is an abundant number, since it is smaller than the sum of its proper divisors (572214977789020).

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

442421010303140 is a wasteful number, since it uses less digits than its factorization.

442421010303140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428693 (or 428691 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 442421010303140 its reverse (41303010124244), we get a palindrome (483724020427384).

The spelling of 442421010303140 in words is "four hundred forty-two trillion, four hundred twenty-one billion, ten million, three hundred three thousand, one hundred forty".