440608738938 has 32 divisors (see below), whose sum is σ = 933773474304. Its totient is φ = 138123574272.

The previous prime is 440608738931. The next prime is 440608738943. The reversal of 440608738938 is 839837806044.

It is not an unprimeable number, because it can be changed into a prime (440608738931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1532970 + ... + 1797557.

It is an arithmetic number, because the mean of its divisors is an integer number (29180421072).

Almost surely, 2^440608738938 is an apocalyptic number.

440608738938 is an abundant number, since it is smaller than the sum of its proper divisors (493164735366).

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

440608738938 is a wasteful number, since it uses less digits than its factorization.

440608738938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331846.

The product of its (nonzero) digits is 27869184, while the sum is 60.

The spelling of 440608738938 in words is "four hundred forty billion, six hundred eight million, seven hundred thirty-eight thousand, nine hundred thirty-eight".