104543671679 has 4 divisors (see below), whose sum is σ = 104576131800. Its totient is φ = 104511211560.

The previous prime is 104543671657. The next prime is 104543671693. The reversal of 104543671679 is 976176345401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976176345401 = 13381 ⋅72952421.

It is a cyclic number.

It is not a de Polignac number, because 104543671679 - 2²⁰ = 104542623103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104543671679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104543671079) 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, 16225229 + ... + 16231670.

It is an arithmetic number, because the mean of its divisors is an integer number (26144032950).

Almost surely, 2^104543671679 is an apocalyptic number.

104543671679 is a deficient number, since it is larger than the sum of its proper divisors (32460121).

104543671679 is an equidigital number, since it uses as much as digits as its factorization.

104543671679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32460120.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 104543671679 in words is "one hundred four billion, five hundred forty-three million, six hundred seventy-one thousand, six hundred seventy-nine".