40336432444 has 48 divisors (see below), whose sum is σ = 88051541760. Its totient is φ = 15707496960.

The previous prime is 40336432429. The next prime is 40336432469. The reversal of 40336432444 is 44423463304.

40336432444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 592012 + ... + 656620.

It is an arithmetic number, because the mean of its divisors is an integer number (1834407120).

Almost surely, 2^40336432444 is an apocalyptic number.

40336432444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40336432444 is an abundant number, since it is smaller than the sum of its proper divisors (47715109316).

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

40336432444 is a wasteful number, since it uses less digits than its factorization.

40336432444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66658 (or 66656 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 40336432444 its reverse (44423463304), we get a palindrome (84759895748).

The spelling of 40336432444 in words is "forty billion, three hundred thirty-six million, four hundred thirty-two thousand, four hundred forty-four".