104604809765 has 4 divisors (see below), whose sum is σ = 125525771724. Its totient is φ = 83683847808.

The previous prime is 104604809671. The next prime is 104604809791. The reversal of 104604809765 is 567908406401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 72652889764 + 31951920001 = 269542^2 + 178751^2 .

It is a cyclic number.

It is not a de Polignac number, because 104604809765 - 2¹⁶ = 104604744229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10460480972 + ... + 10460480981.

It is an arithmetic number, because the mean of its divisors is an integer number (31381442931).

Almost surely, 2^104604809765 is an apocalyptic number.

It is an amenable number.

104604809765 is a deficient number, since it is larger than the sum of its proper divisors (20920961959).

104604809765 is an equidigital number, since it uses as much as digits as its factorization.

104604809765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20920961958.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 104604809765 in words is "one hundred four billion, six hundred four million, eight hundred nine thousand, seven hundred sixty-five".