40042040224042 has 32 divisors (see below), whose sum is σ = 63623289417984. Its totient is φ = 18835282636800.

The previous prime is 40042040224013. The next prime is 40042040224091. The reversal of 40042040224042 is 24042204024004.

It is a self number, because there is not a number n which added to its sum of digits gives 40042040224042.

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, 1131337098 + ... + 1131372490.

It is an arithmetic number, because the mean of its divisors is an integer number (1988227794312).

Almost surely, 2^{40042040224042} is an apocalyptic number.

40042040224042 is a deficient number, since it is larger than the sum of its proper divisors (23581249193942).

40042040224042 is a wasteful number, since it uses less digits than its factorization.

40042040224042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48654.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40042040224042 its reverse (24042204024004), we get a palindrome (64084244248046).

The spelling of 40042040224042 in words is "forty trillion, forty-two billion, forty million, two hundred twenty-four thousand, forty-two".