40140332132 has 6 divisors (see below), whose sum is σ = 70245581238. Its totient is φ = 20070166064.

The previous prime is 40140332123. The next prime is 40140332149. The reversal of 40140332132 is 23123304104.

It can be written as a sum of positive squares in only one way, i.e., 33034516516 + 7105815616 = 181754^2 + 84296^2 .

It is a super-2 number, since 2×40140332132² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40140332098 and 40140332107.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5017541513 + ... + 5017541520.

It is an arithmetic number, because the mean of its divisors is an integer number (11707596873).

Almost surely, 2^40140332132 is an apocalyptic number.

It is an amenable number.

40140332132 is a deficient number, since it is larger than the sum of its proper divisors (30105249106).

40140332132 is a wasteful number, since it uses less digits than its factorization.

40140332132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10035083037 (or 10035083035 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 40140332132 its reverse (23123304104), we get a palindrome (63263636236).

The spelling of 40140332132 in words is "forty billion, one hundred forty million, three hundred thirty-two thousand, one hundred thirty-two".