40442132442 has 32 divisors (see below), whose sum is σ = 81992655360. Its totient is φ = 13297089600.

The previous prime is 40442132417. The next prime is 40442132503. The reversal of 40442132442 is 24423124404.

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, 7192 + ... + 284492.

It is an arithmetic number, because the mean of its divisors is an integer number (2562270480).

Almost surely, 2^40442132442 is an apocalyptic number.

40442132442 is an abundant number, since it is smaller than the sum of its proper divisors (41550522918).

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

40442132442 is a wasteful number, since it uses less digits than its factorization.

40442132442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277638.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 40442132442 its reverse (24423124404), we get a palindrome (64865256846).

The spelling of 40442132442 in words is "forty billion, four hundred forty-two million, one hundred thirty-two thousand, four hundred forty-two".