40042042040001 has 8 divisors (see below), whose sum is σ = 53389422659104. Its totient is φ = 26694678057120.

The previous prime is 40042042039913. The next prime is 40042042040023. The reversal of 40042042040001 is 10004024024004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40042042040001 - 2²⁹ = 40041505169089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40042042040001.

It is not an unprimeable number, because it can be changed into a prime (40042042044001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3441186 + ... + 9587796.

It is an arithmetic number, because the mean of its divisors is an integer number (6673677832388).

Almost surely, 2^{40042042040001} is an apocalyptic number.

It is an amenable number.

40042042040001 is a deficient number, since it is larger than the sum of its proper divisors (13347380619103).

40042042040001 is a wasteful number, since it uses less digits than its factorization.

40042042040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8318111.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 40042042040001 its reverse (10004024024004), we get a palindrome (50046066064005).

The spelling of 40042042040001 in words is "forty trillion, forty-two billion, forty-two million, forty thousand, one".