158294464243 has 4 divisors (see below), whose sum is σ = 158298310728. Its totient is φ = 158290617760.

The previous prime is 158294464217. The next prime is 158294464331. The reversal of 158294464243 is 342464492851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342464492851 = 13 ⋅26343422527.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158294464243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158294465243) 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, 1860838 + ... + 1944043.

It is an arithmetic number, because the mean of its divisors is an integer number (39574577682).

Almost surely, 2^158294464243 is an apocalyptic number.

158294464243 is a deficient number, since it is larger than the sum of its proper divisors (3846485).

158294464243 is an equidigital number, since it uses as much as digits as its factorization.

158294464243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846484.

The product of its digits is 6635520, while the sum is 52.

The spelling of 158294464243 in words is "one hundred fifty-eight billion, two hundred ninety-four million, four hundred sixty-four thousand, two hundred forty-three".