79554834158 has 8 divisors (see below), whose sum is σ = 119333873640. Its totient is φ = 39776876280.

The previous prime is 79554834157. The next prime is 79554834167. The reversal of 79554834158 is 85143845597.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 79554834097 and 79554834106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79554834157) 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, 50873 + ... + 402116.

It is an arithmetic number, because the mean of its divisors is an integer number (14916734205).

Almost surely, 2^79554834158 is an apocalyptic number.

79554834158 is a deficient number, since it is larger than the sum of its proper divisors (39779039482).

79554834158 is a wasteful number, since it uses less digits than its factorization.

79554834158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540802.

The product of its digits is 24192000, while the sum is 59.

The spelling of 79554834158 in words is "seventy-nine billion, five hundred fifty-four million, eight hundred thirty-four thousand, one hundred fifty-eight".