40051120004 has 36 divisors (see below), whose sum is σ = 81891902736. Its totient is φ = 17089131024.

The previous prime is 40051120001. The next prime is 40051120007. The reversal of 40051120004 is 40002115004.

40051120004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40051120001) and next prime (40051120007).

It is not an unprimeable number, because it can be changed into a prime (40051120001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405602 + ... + 494585.

It is an arithmetic number, because the mean of its divisors is an integer number (2274775076).

Almost surely, 2^40051120004 is an apocalyptic number.

It is an amenable number.

40051120004 is an abundant number, since it is smaller than the sum of its proper divisors (41840782732).

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

40051120004 is a wasteful number, since it uses less digits than its factorization.

40051120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900432 (or 900423 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 40051120004 its reverse (40002115004), we get a palindrome (80053235008).

The spelling of 40051120004 in words is "forty billion, fifty-one million, one hundred twenty thousand, four".