40110400442 has 32 divisors (see below), whose sum is σ = 71862239232. Its totient is φ = 16417116144.

The previous prime is 40110400427. The next prime is 40110400469. The reversal of 40110400442 is 24400401104.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110183 + ... + 303909.

It is an arithmetic number, because the mean of its divisors is an integer number (2245694976).

Almost surely, 2^40110400442 is an apocalyptic number.

40110400442 is a deficient number, since it is larger than the sum of its proper divisors (31751838790).

40110400442 is a wasteful number, since it uses less digits than its factorization.

40110400442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194402.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 40110400442 its reverse (24400401104), we get a palindrome (64510801546).

The spelling of 40110400442 in words is "forty billion, one hundred ten million, four hundred thousand, four hundred forty-two".