158264489983 has 4 divisors (see below), whose sum is σ = 158631693408. Its totient is φ = 157897286560.

The previous prime is 158264489927. The next prime is 158264489987. The reversal of 158264489983 is 389984462851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389984462851 = 185441 ⋅2103011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158264489983 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 (158264489987) 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, 183601066 + ... + 183601927.

It is an arithmetic number, because the mean of its divisors is an integer number (39657923352).

Almost surely, 2^158264489983 is an apocalyptic number.

158264489983 is a deficient number, since it is larger than the sum of its proper divisors (367203425).

158264489983 is an equidigital number, since it uses as much as digits as its factorization.

158264489983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367203424.

The product of its digits is 119439360, while the sum is 67.

The spelling of 158264489983 in words is "one hundred fifty-eight billion, two hundred sixty-four million, four hundred eighty-nine thousand, nine hundred eighty-three".