442140143410 has 96 divisors (see below), whose sum is σ = 966647530368. Its totient is φ = 142607032320.

The previous prime is 442140143407. The next prime is 442140143443. The reversal of 442140143410 is 14341041244.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61515837 + ... + 61523023.

It is an arithmetic number, because the mean of its divisors is an integer number (10069245108).

Almost surely, 2^442140143410 is an apocalyptic number.

442140143410 is an abundant number, since it is smaller than the sum of its proper divisors (524507386958).

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

442140143410 is a wasteful number, since it uses less digits than its factorization.

442140143410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10276 (or 10259 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 442140143410 its reverse (14341041244), we get a palindrome (456481184654).

The spelling of 442140143410 in words is "four hundred forty-two billion, one hundred forty million, one hundred forty-three thousand, four hundred ten".