108638984246 has 8 divisors (see below), whose sum is σ = 175493743824. Its totient is φ = 50141069640.

The previous prime is 108638984221. The next prime is 108638984249. The reversal of 108638984246 is 642489836801.

It is a happy number.

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 (108638984249) 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, 2089211210 + ... + 2089211261.

It is an arithmetic number, because the mean of its divisors is an integer number (21936717978).

Almost surely, 2^108638984246 is an apocalyptic number.

108638984246 is a deficient number, since it is larger than the sum of its proper divisors (66854759578).

108638984246 is a wasteful number, since it uses less digits than its factorization.

108638984246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178422486.

The product of its (nonzero) digits is 15925248, while the sum is 59.

The spelling of 108638984246 in words is "one hundred eight billion, six hundred thirty-eight million, nine hundred eighty-four thousand, two hundred forty-six".