44140424004 has 18 divisors (see below), whose sum is σ = 111577182990. Its totient is φ = 14713474656.

The previous prime is 44140423997. The next prime is 44140424059. The reversal of 44140424004 is 40042404144.

44140424004 is a `hidden beast` number, since 4 + 414 + 0 + 4 + 240 + 0 + 4 = 666.

44140424004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39014150400 + 5126273604 = 197520^2 + 71598^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613061409 + ... + 613061480.

Almost surely, 2^44140424004 is an apocalyptic number.

It is an amenable number.

44140424004 is an abundant number, since it is smaller than the sum of its proper divisors (67436758986).

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

44140424004 is a wasteful number, since it uses less digits than its factorization.

44140424004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226122899 (or 1226122894 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 44140424004 its reverse (40042404144), we get a palindrome (84182828148).

The spelling of 44140424004 in words is "forty-four billion, one hundred forty million, four hundred twenty-four thousand, four".