40042200220442 has 32 divisors (see below), whose sum is σ = 68735232605952. Its totient is φ = 17138092293504.

The previous prime is 40042200220433. The next prime is 40042200220453. The reversal of 40042200220442 is 24402200224004.

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, 32525003 + ... + 33733665.

It is an arithmetic number, because the mean of its divisors is an integer number (2147976018936).

Almost surely, 2^{40042200220442} is an apocalyptic number.

40042200220442 is a deficient number, since it is larger than the sum of its proper divisors (28693032385510).

40042200220442 is a wasteful number, since it uses less digits than its factorization.

40042200220442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211822.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 40042200220442 its reverse (24402200224004), we get a palindrome (64444400444446).

The spelling of 40042200220442 in words is "forty trillion, forty-two billion, two hundred million, two hundred twenty thousand, four hundred forty-two".