163994982835 has 8 divisors (see below), whose sum is σ = 205350239520. Its totient is φ = 125491812864.

The previous prime is 163994982829. The next prime is 163994982859. The reversal of 163994982835 is 538289499361.

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

It is a cyclic number.

It is not a de Polignac number, because 163994982835 - 2¹³ = 163994974643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713021550 + ... + 713021779.

It is an arithmetic number, because the mean of its divisors is an integer number (25668779940).

Almost surely, 2^163994982835 is an apocalyptic number.

163994982835 is a deficient number, since it is larger than the sum of its proper divisors (41355256685).

163994982835 is a wasteful number, since it uses less digits than its factorization.

163994982835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426043357.

The product of its digits is 100776960, while the sum is 67.

The spelling of 163994982835 in words is "one hundred sixty-three billion, nine hundred ninety-four million, nine hundred eighty-two thousand, eight hundred thirty-five".