44320402040 has 16 divisors (see below), whose sum is σ = 99720904680. Its totient is φ = 17728160800.

The previous prime is 44320402039. The next prime is 44320402051. The reversal of 44320402040 is 4020402344.

44320402040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 44320401997 and 44320402015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554004986 + ... + 554005065.

Almost surely, 2^44320402040 is an apocalyptic number.

44320402040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44320402040 is an abundant number, since it is smaller than the sum of its proper divisors (55400502640).

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

44320402040 is a wasteful number, since it uses less digits than its factorization.

44320402040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108010062 (or 1108010058 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 44320402040 its reverse (4020402344), we get a palindrome (48340804384).

The spelling of 44320402040 in words is "forty-four billion, three hundred twenty million, four hundred two thousand, forty".