42010443442 has 16 divisors (see below), whose sum is σ = 70421055264. Its totient is φ = 18629908000.

The previous prime is 42010443439. The next prime is 42010443473. The reversal of 42010443442 is 24434401024.

It is a self number, because there is not a number n which added to its sum of digits gives 42010443442.

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, 23286484 + ... + 23288287.

It is an arithmetic number, because the mean of its divisors is an integer number (4401315954).

Almost surely, 2^42010443442 is an apocalyptic number.

42010443442 is a deficient number, since it is larger than the sum of its proper divisors (28410611822).

42010443442 is a wasteful number, since it uses less digits than its factorization.

42010443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46574825.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42010443442 its reverse (24434401024), we get a palindrome (66444844466).

The spelling of 42010443442 in words is "forty-two billion, ten million, four hundred forty-three thousand, four hundred forty-two".