158887845911 has 4 divisors (see below), whose sum is σ = 159330430800. Its totient is φ = 158445261024.

The previous prime is 158887845881. The next prime is 158887845913. The reversal of 158887845911 is 119548788851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 119548788851 = 40763 ⋅2932777.

It is a cyclic number.

It is not a de Polignac number, because 158887845911 - 2⁶ = 158887845847 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 (158887845913) 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, 221291906 + ... + 221292623.

It is an arithmetic number, because the mean of its divisors is an integer number (39832607700).

Almost surely, 2^158887845911 is an apocalyptic number.

158887845911 is a deficient number, since it is larger than the sum of its proper divisors (442584889).

158887845911 is an equidigital number, since it uses as much as digits as its factorization.

158887845911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442584888.

The product of its digits is 25804800, while the sum is 65.

The spelling of 158887845911 in words is "one hundred fifty-eight billion, eight hundred eighty-seven million, eight hundred forty-five thousand, nine hundred eleven".