8509876838 has 8 divisors (see below), whose sum is σ = 12796648920. Its totient is φ = 4244327200.

The previous prime is 8509876831. The next prime is 8509876849. The reversal of 8509876838 is 8386789058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8509876831) 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, 5304608 + ... + 5306211.

It is an arithmetic number, because the mean of its divisors is an integer number (1599581115).

Almost surely, 2^8509876838 is an apocalyptic number.

8509876838 is a deficient number, since it is larger than the sum of its proper divisors (4286772082).

8509876838 is a wasteful number, since it uses less digits than its factorization.

8509876838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611222.

The product of its (nonzero) digits is 23224320, while the sum is 62.

The square root of 8509876838 is about 92248.9936964084. The cubic root of 8509876838 is about 2041.6177125596.

The spelling of 8509876838 in words is "eight billion, five hundred nine million, eight hundred seventy-six thousand, eight hundred thirty-eight".