442134062636 has 24 divisors (see below), whose sum is σ = 892380683040. Its totient is φ = 187747621632.

The previous prime is 442134062633. The next prime is 442134062647. The reversal of 442134062636 is 636260431244.

It is a junction number, because it is equal to n+sod(n) for n = 442134062593 and 442134062602.

It is not an unprimeable number, because it can be changed into a prime (442134062633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72430445 + ... + 72436548.

It is an arithmetic number, because the mean of its divisors is an integer number (37182528460).

Almost surely, 2^442134062636 is an apocalyptic number.

It is an amenable number.

442134062636 is an abundant number, since it is smaller than the sum of its proper divisors (450246620404).

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

442134062636 is a wasteful number, since it uses less digits than its factorization.

442134062636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144867113 (or 144867111 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 442134062636 in words is "four hundred forty-two billion, one hundred thirty-four million, sixty-two thousand, six hundred thirty-six".