80109089423999 has 16 divisors (see below), whose sum is σ = 88879036341600. Its totient is φ = 71893264899456.

The previous prime is 80109089423969. The next prime is 80109089424019. The reversal of 80109089423999 is 99932498090108.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 80109089423999 - 2³² = 80104794456703 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 (80109089423929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371560864 + ... + 1371619269.

It is an arithmetic number, because the mean of its divisors is an integer number (5554939771350).

Almost surely, 2^{80109089423999} is an apocalyptic number.

80109089423999 is a deficient number, since it is larger than the sum of its proper divisors (8769946917601).

80109089423999 is a wasteful number, since it uses less digits than its factorization.

80109089423999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743180234.

The product of its (nonzero) digits is 90699264, while the sum is 71.

The spelling of 80109089423999 in words is "eighty trillion, one hundred nine billion, eighty-nine million, four hundred twenty-three thousand, nine hundred ninety-nine".