442432142000030 has 32 divisors (see below), whose sum is σ = 980157360740544. Its totient is φ = 140022480105216.

The previous prime is 442432141999973. The next prime is 442432142000077. The reversal of 442432142000030 is 30000241234244.

It is a junction number, because it is equal to n+sod(n) for n = 442432141999957 and 442432142000002.

It is a congruent number.

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, 243094582607 + ... + 243094584426.

It is an arithmetic number, because the mean of its divisors is an integer number (30629917523142).

Almost surely, 2^{442432142000030} is an apocalyptic number.

442432142000030 is an abundant number, since it is smaller than the sum of its proper divisors (537725218740514).

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

442432142000030 is a wasteful number, since it uses less digits than its factorization.

442432142000030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486189167060.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 442432142000030 its reverse (30000241234244), we get a palindrome (472432383234274).

The spelling of 442432142000030 in words is "four hundred forty-two trillion, four hundred thirty-two billion, one hundred forty-two million, thirty", and thus it is an aban number.