4040042434045 has 8 divisors (see below), whose sum is σ = 4849700496480. Its totient is φ = 3230934230160.

The previous prime is 4040042434013. The next prime is 4040042434093. The reversal of 4040042434045 is 5404342400404.

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

It is not a de Polignac number, because 4040042434045 - 2⁵ = 4040042434013 is a prime.

It is a super-4 number, since 4×4040042434045⁴ (a number of 52 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4040042434045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137448471 + ... + 137477860.

It is an arithmetic number, because the mean of its divisors is an integer number (606212562060).

Almost surely, 2^{4040042434045} is an apocalyptic number.

It is an amenable number.

4040042434045 is a deficient number, since it is larger than the sum of its proper divisors (809658062435).

4040042434045 is a wasteful number, since it uses less digits than its factorization.

4040042434045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274929275.

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 4040042434045 its reverse (5404342400404), we get a palindrome (9444384834449).

The spelling of 4040042434045 in words is "four trillion, forty billion, forty-two million, four hundred thirty-four thousand, forty-five".