8132472506 has 4 divisors (see below), whose sum is σ = 12198708762. Its totient is φ = 4066236252.

The previous prime is 8132472449. The next prime is 8132472553. The reversal of 8132472506 is 6052742318.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7976097481 + 156375025 = 89309^2 + 12505^2 .

It is a super-2 number, since 2×8132472506² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8132472506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033118125 + ... + 2033118128.

Almost surely, 2^8132472506 is an apocalyptic number.

8132472506 is a deficient number, since it is larger than the sum of its proper divisors (4066236256).

8132472506 is a wasteful number, since it uses less digits than its factorization.

8132472506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066236255.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 8132472506 is about 90180.2223661042. Note that the first 3 decimals coincide. The cubic root of 8132472506 is about 2010.9789960405.

The spelling of 8132472506 in words is "eight billion, one hundred thirty-two million, four hundred seventy-two thousand, five hundred six".