80609618099 has 8 divisors (see below), whose sum is σ = 82836763920. Its totient is φ = 78385025376.

The previous prime is 80609618093. The next prime is 80609618213. The reversal of 80609618099 is 99081690608.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80609618099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80609618093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574169 + ... + 700634.

It is an arithmetic number, because the mean of its divisors is an integer number (10354595490).

Almost surely, 2^80609618099 is an apocalyptic number.

80609618099 is a deficient number, since it is larger than the sum of its proper divisors (2227145821).

80609618099 is a wasteful number, since it uses less digits than its factorization.

80609618099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276549.

The product of its (nonzero) digits is 1679616, while the sum is 56.

The spelling of 80609618099 in words is "eighty billion, six hundred nine million, six hundred eighteen thousand, ninety-nine".