104158578823 has 4 divisors (see below), whose sum is σ = 112170777208. Its totient is φ = 96146380440.

The previous prime is 104158578787. The next prime is 104158578829. The reversal of 104158578823 is 328875851401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104158578823 - 2²⁵ = 104125024391 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 (104158578829) 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, 4006099173 + ... + 4006099198.

It is an arithmetic number, because the mean of its divisors is an integer number (28042694302).

Almost surely, 2^104158578823 is an apocalyptic number.

104158578823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104158578823 is a deficient number, since it is larger than the sum of its proper divisors (8012198385).

104158578823 is an equidigital number, since it uses as much as digits as its factorization.

104158578823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8012198384.

The product of its (nonzero) digits is 2150400, while the sum is 52.

The spelling of 104158578823 in words is "one hundred four billion, one hundred fifty-eight million, five hundred seventy-eight thousand, eight hundred twenty-three".