40383738344 has 8 divisors (see below), whose sum is σ = 75719509410. Its totient is φ = 20191869168.

The previous prime is 40383738301. The next prime is 40383738379. The reversal of 40383738344 is 44383738304.

It can be written as a sum of positive squares in only one way, i.e., 32073228100 + 8310510244 = 179090^2 + 91162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2523983639 + ... + 2523983654.

Almost surely, 2^40383738344 is an apocalyptic number.

It is an amenable number.

40383738344 is a deficient number, since it is larger than the sum of its proper divisors (35335771066).

40383738344 is a wasteful number, since it uses less digits than its factorization.

40383738344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047967299 (or 5047967295 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 47.

The spelling of 40383738344 in words is "forty billion, three hundred eighty-three million, seven hundred thirty-eight thousand, three hundred forty-four".