104816809802 has 8 divisors (see below), whose sum is σ = 157877602212. Its totient is φ = 52190942400.

The previous prime is 104816809739. The next prime is 104816809807. The reversal of 104816809802 is 208908618401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 92800046161 + 12016763641 = 304631^2 + 109621^2 .

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

It is not an unprimeable number, because it can be changed into a prime (104816809807) 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, 108730649 + ... + 108731612.

Almost surely, 2^104816809802 is an apocalyptic number.

104816809802 is a deficient number, since it is larger than the sum of its proper divisors (53060792410).

104816809802 is a wasteful number, since it uses less digits than its factorization.

104816809802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217462504.

The product of its (nonzero) digits is 221184, while the sum is 47.

The spelling of 104816809802 in words is "one hundred four billion, eight hundred sixteen million, eight hundred nine thousand, eight hundred two".