40304113440 has 96 divisors (see below), whose sum is σ = 126987932736. Its totient is φ = 10745226240.

The previous prime is 40304113403. The next prime is 40304113459. The reversal of 40304113440 is 4431140304.

40304113440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 40304113440.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2936995 + ... + 2950685.

It is an arithmetic number, because the mean of its divisors is an integer number (1322790966).

Almost surely, 2^40304113440 is an apocalyptic number.

40304113440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40304113440 is an abundant number, since it is smaller than the sum of its proper divisors (86683819296).

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

40304113440 is a wasteful number, since it uses less digits than its factorization.

40304113440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19842 (or 19834 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40304113440 its reverse (4431140304), we get a palindrome (44735253744).

The spelling of 40304113440 in words is "forty billion, three hundred four million, one hundred thirteen thousand, four hundred forty".