42040244202 has 16 divisors (see below), whose sum is σ = 91724169312. Its totient is φ = 12739467920.

The previous prime is 42040244201. The next prime is 42040244219. The reversal of 42040244202 is 20244204024.

It is not an unprimeable number, because it can be changed into a prime (42040244201) 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, 318486633 + ... + 318486764.

It is an arithmetic number, because the mean of its divisors is an integer number (5732760582).

Almost surely, 2^42040244202 is an apocalyptic number.

42040244202 is an abundant number, since it is smaller than the sum of its proper divisors (49683925110).

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

42040244202 is a wasteful number, since it uses less digits than its factorization.

42040244202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636973413.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 42040244202 its reverse (20244204024), we get a palindrome (62284448226).

The spelling of 42040244202 in words is "forty-two billion, forty million, two hundred forty-four thousand, two hundred two".