158664254039 has 8 divisors (see below), whose sum is σ = 162364249872. Its totient is φ = 154964718720.

The previous prime is 158664253949. The next prime is 158664254051. The reversal of 158664254039 is 930452466851.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 158664254039 - 2³⁶ = 89944777303 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 (158664254339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638879 + ... + 851759.

It is an arithmetic number, because the mean of its divisors is an integer number (20295531234).

Almost surely, 2^158664254039 is an apocalyptic number.

158664254039 is a deficient number, since it is larger than the sum of its proper divisors (3699995833).

158664254039 is a wasteful number, since it uses less digits than its factorization.

158664254039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230257.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 158664254039 in words is "one hundred fifty-eight billion, six hundred sixty-four million, two hundred fifty-four thousand, thirty-nine".