8539132508 has 12 divisors (see below), whose sum is σ = 15035160840. Its totient is φ = 4243372272.

The previous prime is 8539132507. The next prime is 8539132517. The reversal of 8539132508 is 8052319358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8539132507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6547763 + ... + 6549066.

It is an arithmetic number, because the mean of its divisors is an integer number (1252930070).

Almost surely, 2^8539132508 is an apocalyptic number.

It is an amenable number.

8539132508 is a deficient number, since it is larger than the sum of its proper divisors (6496028332).

8539132508 is a wasteful number, since it uses less digits than its factorization.

8539132508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096996 (or 13096994 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 8539132508 is about 92407.4266928800. The cubic root of 8539132508 is about 2043.9546276261.

The spelling of 8539132508 in words is "eight billion, five hundred thirty-nine million, one hundred thirty-two thousand, five hundred eight".