80309596851 has 32 divisors (see below), whose sum is σ = 129857495040. Its totient is φ = 48648405600.

The previous prime is 80309596781. The next prime is 80309596883. The reversal of 80309596851 is 15869590308.

It is a happy number.

It is not a de Polignac number, because 80309596851 - 2⁷ = 80309596723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80309596951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543886 + ... + 675596.

It is an arithmetic number, because the mean of its divisors is an integer number (4058046720).

Almost surely, 2^80309596851 is an apocalyptic number.

80309596851 is a deficient number, since it is larger than the sum of its proper divisors (49547898189).

80309596851 is a wasteful number, since it uses less digits than its factorization.

80309596851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133784 (or 133778 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The spelling of 80309596851 in words is "eighty billion, three hundred nine million, five hundred ninety-six thousand, eight hundred fifty-one".