40502115232 has 12 divisors (see below), whose sum is σ = 79738539426. Its totient is φ = 20251057600.

The previous prime is 40502115223. The next prime is 40502115233. The reversal of 40502115232 is 23251120504.

40502115232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 24635185936 + 15866929296 = 156956^2 + 125964^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40502115197 and 40502115206.

It is not an unprimeable number, because it can be changed into a prime (40502115233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632845519 + ... + 632845582.

Almost surely, 2^40502115232 is an apocalyptic number.

It is an amenable number.

40502115232 is a deficient number, since it is larger than the sum of its proper divisors (39236424194).

40502115232 is a wasteful number, since it uses less digits than its factorization.

40502115232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265691111 (or 1265691103 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 40502115232 its reverse (23251120504), we get a palindrome (63753235736).

The spelling of 40502115232 in words is "forty billion, five hundred two million, one hundred fifteen thousand, two hundred thirty-two".