8510799138 has 32 divisors (see below), whose sum is σ = 17233489152. Its totient is φ = 2801760000.

The previous prime is 8510799133. The next prime is 8510799161. The reversal of 8510799138 is 8319970158.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8510799133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225495 + ... + 260517.

It is an arithmetic number, because the mean of its divisors is an integer number (538546536).

Almost surely, 2^8510799138 is an apocalyptic number.

8510799138 is an abundant number, since it is smaller than the sum of its proper divisors (8722690014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8510799138 is a wasteful number, since it uses less digits than its factorization.

8510799138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35530.

The product of its (nonzero) digits is 544320, while the sum is 51.

The square root of 8510799138 is about 92253.9925314888. The cubic root of 8510799138 is about 2041.6914667016.

The spelling of 8510799138 in words is "eight billion, five hundred ten million, seven hundred ninety-nine thousand, one hundred thirty-eight".