40042040040204 has 24 divisors (see below), whose sum is σ = 98927393041008. Its totient is φ = 12562208640000.

The previous prime is 40042040040203. The next prime is 40042040040241. The reversal of 40042040040204 is 40204004024004.

It is not an unprimeable number, because it can be changed into a prime (40042040040203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98142254797 + ... + 98142255204.

It is an arithmetic number, because the mean of its divisors is an integer number (4121974710042).

Almost surely, 2^{40042040040204} is an apocalyptic number.

It is an amenable number.

40042040040204 is an abundant number, since it is smaller than the sum of its proper divisors (58885353000804).

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

40042040040204 is a wasteful number, since it uses less digits than its factorization.

40042040040204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196284510025 (or 196284510023 counting only the distinct ones).

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

Adding to 40042040040204 its reverse (40204004024004), we get a palindrome (80246044064208).

The spelling of 40042040040204 in words is "forty trillion, forty-two billion, forty million, forty thousand, two hundred four".