40016206432 has 48 divisors (see below), whose sum is σ = 87806481840. Its totient is φ = 17840037888.

The previous prime is 40016206421. The next prime is 40016206453. The reversal of 40016206432 is 23460261004.

It is a self number, because there is not a number n which added to its sum of digits gives 40016206432.

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, 1925433 + ... + 1946104.

It is an arithmetic number, because the mean of its divisors is an integer number (1829301705).

Almost surely, 2^40016206432 is an apocalyptic number.

It is an amenable number.

40016206432 is an abundant number, since it is smaller than the sum of its proper divisors (47790275408).

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

40016206432 is a wasteful number, since it uses less digits than its factorization.

40016206432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3871583 (or 3871575 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 40016206432 its reverse (23460261004), we get a palindrome (63476467436).

The spelling of 40016206432 in words is "forty billion, sixteen million, two hundred six thousand, four hundred thirty-two".