75140332132 has 6 divisors (see below), whose sum is σ = 131495581238. Its totient is φ = 37570166064.

The previous prime is 75140332117. The next prime is 75140332139. The reversal of 75140332132 is 23123304157.

It can be written as a sum of positive squares in only one way, i.e., 39519054436 + 35621277696 = 198794^2 + 188736^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75140332094 and 75140332103.

It is not an unprimeable number, because it can be changed into a prime (75140332139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9392541513 + ... + 9392541520.

Almost surely, 2^75140332132 is an apocalyptic number.

It is an amenable number.

75140332132 is a deficient number, since it is larger than the sum of its proper divisors (56355249106).

75140332132 is a wasteful number, since it uses less digits than its factorization.

75140332132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18785083037 (or 18785083035 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 75140332132 its reverse (23123304157), we get a palindrome (98263636289).

The spelling of 75140332132 in words is "seventy-five billion, one hundred forty million, three hundred thirty-two thousand, one hundred thirty-two".