40243300044 has 48 divisors (see below), whose sum is σ = 96168758112. Its totient is φ = 13093097472.

The previous prime is 40243300043. The next prime is 40243300051. The reversal of 40243300044 is 44000334204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40243299987 and 40243300023.

It is not an unprimeable number, because it can be changed into a prime (40243300043) 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, 41179 + ... + 286674.

It is an arithmetic number, because the mean of its divisors is an integer number (2003515794).

Almost surely, 2^40243300044 is an apocalyptic number.

It is an amenable number.

40243300044 is an abundant number, since it is smaller than the sum of its proper divisors (55925458068).

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

40243300044 is a wasteful number, since it uses less digits than its factorization.

40243300044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328106 (or 328104 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40243300044 its reverse (44000334204), we get a palindrome (84243634248).

The spelling of 40243300044 in words is "forty billion, two hundred forty-three million, three hundred thousand, forty-four".