39844444704 has 48 divisors (see below), whose sum is σ = 105257896128. Its totient is φ = 13196881152.

The previous prime is 39844444697. The next prime is 39844444709. The reversal of 39844444704 is 40744444893.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×39844444704² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39844444709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306732 + ... + 1336875.

It is an arithmetic number, because the mean of its divisors is an integer number (2192872836).

Almost surely, 2^39844444704 is an apocalyptic number.

It is an amenable number.

39844444704 is an abundant number, since it is smaller than the sum of its proper divisors (65413451424).

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

39844444704 is a wasteful number, since it uses less digits than its factorization.

39844444704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643777 (or 2643769 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 51.

The spelling of 39844444704 in words is "thirty-nine billion, eight hundred forty-four million, four hundred forty-four thousand, seven hundred four".