442412120542 has 16 divisors (see below), whose sum is σ = 758432119680. Its totient is φ = 189602359128.

The previous prime is 442412120489. The next prime is 442412120573. The reversal of 442412120542 is 245021214244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932809 + ... + 1324747.

It is an arithmetic number, because the mean of its divisors is an integer number (47402007480).

Almost surely, 2^442412120542 is an apocalyptic number.

442412120542 is a deficient number, since it is larger than the sum of its proper divisors (316019999138).

442412120542 is a wasteful number, since it uses less digits than its factorization.

442412120542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472575.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 442412120542 its reverse (245021214244), we get a palindrome (687433334786).

The spelling of 442412120542 in words is "four hundred forty-two billion, four hundred twelve million, one hundred twenty thousand, five hundred forty-two".