43792240040 has 128 divisors (see below), whose sum is σ = 106647217920. Its totient is φ = 16122163200.

The previous prime is 43792240033. The next prime is 43792240081. The reversal of 43792240040 is 4004229734.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11927405 + ... + 11931075.

It is an arithmetic number, because the mean of its divisors is an integer number (833181390).

Almost surely, 2^43792240040 is an apocalyptic number.

43792240040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43792240040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53323608960).

43792240040 is an abundant number, since it is smaller than the sum of its proper divisors (62854977880).

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

43792240040 is a wasteful number, since it uses less digits than its factorization.

43792240040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083 (or 4079 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 43792240040 its reverse (4004229734), we get a palindrome (47796469774).

The spelling of 43792240040 in words is "forty-three billion, seven hundred ninety-two million, two hundred forty thousand, forty".