4000888040044 has 24 divisors (see below), whose sum is σ = 8187863898368. Its totient is φ = 1674790341840.

The previous prime is 4000888040011. The next prime is 4000888040047. The reversal of 4000888040044 is 4400408880004.

It is a junction number, because it is equal to n+sod(n) for n = 4000888039979 and 4000888040006.

It is not an unprimeable number, because it can be changed into a prime (4000888040047) 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, 1661497152 + ... + 1661499559.

Almost surely, 2^{4000888040044} is an apocalyptic number.

It is an amenable number.

4000888040044 is an abundant number, since it is smaller than the sum of its proper divisors (4186975858324).

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

4000888040044 is a wasteful number, since it uses less digits than its factorization.

4000888040044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322996765 (or 3322996763 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 4000888040044 in words is "four trillion, eight hundred eighty-eight million, forty thousand, forty-four".