32130032306 has 4 divisors (see below), whose sum is σ = 48195048462. Its totient is φ = 16065016152.

The previous prime is 32130032303. The next prime is 32130032329. The reversal of 32130032306 is 60323003123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60323003123 = 109 ⋅553422047.

It can be written as a sum of positive squares in only one way, i.e., 22429555225 + 9700477081 = 149765^2 + 98491^2 .

It is not an unprimeable number, because it can be changed into a prime (32130032303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8032508075 + ... + 8032508078.

Almost surely, 2^32130032306 is an apocalyptic number.

32130032306 is a deficient number, since it is larger than the sum of its proper divisors (16065016156).

32130032306 is a wasteful number, since it uses less digits than its factorization.

32130032306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16065016155.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 32130032306 its reverse (60323003123), we get a palindrome (92453035429).

The spelling of 32130032306 in words is "thirty-two billion, one hundred thirty million, thirty-two thousand, three hundred six".