159863118911 has 4 divisors (see below), whose sum is σ = 159930206112. Its totient is φ = 159796031712.

The previous prime is 159863118907. The next prime is 159863118913. The reversal of 159863118911 is 119811368951.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 159863118911 - 2² = 159863118907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159863118913) 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, 33540026 + ... + 33544791.

It is an arithmetic number, because the mean of its divisors is an integer number (39982551528).

Almost surely, 2^159863118911 is an apocalyptic number.

159863118911 is a deficient number, since it is larger than the sum of its proper divisors (67087201).

159863118911 is an equidigital number, since it uses as much as digits as its factorization.

159863118911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67087200.

The product of its digits is 466560, while the sum is 53.

The spelling of 159863118911 in words is "one hundred fifty-nine billion, eight hundred sixty-three million, one hundred eighteen thousand, nine hundred eleven".