158614943893 has 4 divisors (see below), whose sum is σ = 181274221600. Its totient is φ = 135955666188.

The previous prime is 158614943891. The next prime is 158614943897. The reversal of 158614943893 is 398349416851.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 158614943893 - 2¹ = 158614943891 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 (158614943891) 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, 11329638843 + ... + 11329638856.

It is an arithmetic number, because the mean of its divisors is an integer number (45318555400).

Almost surely, 2^158614943893 is an apocalyptic number.

It is an amenable number.

158614943893 is a deficient number, since it is larger than the sum of its proper divisors (22659277707).

158614943893 is an equidigital number, since it uses as much as digits as its factorization.

158614943893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22659277706.

The product of its digits is 22394880, while the sum is 61.

The spelling of 158614943893 in words is "one hundred fifty-eight billion, six hundred fourteen million, nine hundred forty-three thousand, eight hundred ninety-three".