158579548579 has 16 divisors (see below), whose sum is σ = 165557706496. Its totient is φ = 151879207680.

The previous prime is 158579548577. The next prime is 158579548619. The reversal of 158579548579 is 975845975851.

It is not a de Polignac number, because 158579548579 - 2¹ = 158579548577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158579548577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2862289 + ... + 2917165.

It is an arithmetic number, because the mean of its divisors is an integer number (10347356656).

Almost surely, 2^158579548579 is an apocalyptic number.

158579548579 is a deficient number, since it is larger than the sum of its proper divisors (6978157917).

158579548579 is an frugal number, since it uses more digits than its factorization.

158579548579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55067 (or 55005 counting only the distinct ones).

The product of its digits is 635040000, while the sum is 73.

The spelling of 158579548579 in words is "one hundred fifty-eight billion, five hundred seventy-nine million, five hundred forty-eight thousand, five hundred seventy-nine".