40032443422432 has 48 divisors (see below), whose sum is σ = 80953450924752. Its totient is φ = 19472963466240.

The previous prime is 40032443422427. The next prime is 40032443422463. The reversal of 40032443422432 is 23422434423004.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 40032443422391 and 40032443422400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8164332 + ... + 12112852.

It is an arithmetic number, because the mean of its divisors is an integer number (1686530227599).

Almost surely, 2^{40032443422432} is an apocalyptic number.

It is an amenable number.

40032443422432 is an abundant number, since it is smaller than the sum of its proper divisors (40921007502320).

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

40032443422432 is a wasteful number, since it uses less digits than its factorization.

40032443422432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957131 (or 3957123 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 37.

Adding to 40032443422432 its reverse (23422434423004), we get a palindrome (63454877845436).

The spelling of 40032443422432 in words is "forty trillion, thirty-two billion, four hundred forty-three million, four hundred twenty-two thousand, four hundred thirty-two".