44420004040240 has 80 divisors (see below), whose sum is σ = 103467241958400. Its totient is φ = 17735199102720.

The previous prime is 44420004040229. The next prime is 44420004040241. The reversal of 44420004040240 is 4204040002444.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 44420004040199 and 44420004040208.

It is not an unprimeable number, because it can be changed into a prime (44420004040241) 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, 251015311 + ... + 251192209.

It is an arithmetic number, because the mean of its divisors is an integer number (1293340524480).

Almost surely, 2^{44420004040240} is an apocalyptic number.

44420004040240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44420004040240 is an abundant number, since it is smaller than the sum of its proper divisors (59047237918160).

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

44420004040240 is a wasteful number, since it uses less digits than its factorization.

44420004040240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182690 (or 182684 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44420004040240 its reverse (4204040002444), we get a palindrome (48624044042684).

The spelling of 44420004040240 in words is "forty-four trillion, four hundred twenty billion, four million, forty thousand, two hundred forty".