40002244004440 has 16 divisors (see below), whose sum is σ = 90005049010080. Its totient is φ = 16000897601760.

The previous prime is 40002244004377. The next prime is 40002244004447. The reversal of 40002244004440 is 4440044220004.

It is a junction number, because it is equal to n+sod(n) for n = 40002244004399 and 40002244004408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002244004447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500028050016 + ... + 500028050095.

It is an arithmetic number, because the mean of its divisors is an integer number (5625315563130).

Almost surely, 2^{40002244004440} is an apocalyptic number.

40002244004440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40002244004440 is an abundant number, since it is smaller than the sum of its proper divisors (50002805005640).

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

40002244004440 is a wasteful number, since it uses less digits than its factorization.

40002244004440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000056100122 (or 1000056100118 counting only the distinct ones).

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

Adding to 40002244004440 its reverse (4440044220004), we get a palindrome (44442288224444).

The spelling of 40002244004440 in words is "forty trillion, two billion, two hundred forty-four million, four thousand, four hundred forty".