80377476810808 has 32 divisors (see below), whose sum is σ = 159800568230160. Its totient is φ = 37770736729600.

The previous prime is 80377476810781. The next prime is 80377476810811. The reversal of 80377476810808 is 80801867477308.

It is a super-2 number, since 2×80377476810808² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 421453066 + ... + 421643737.

Almost surely, 2^{80377476810808} is an apocalyptic number.

It is an amenable number.

80377476810808 is a deficient number, since it is larger than the sum of its proper divisors (79423091419352).

80377476810808 is a wasteful number, since it uses less digits than its factorization.

80377476810808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843097527 (or 843097523 counting only the distinct ones).

The product of its (nonzero) digits is 101154816, while the sum is 67.

The spelling of 80377476810808 in words is "eighty trillion, three hundred seventy-seven billion, four hundred seventy-six million, eight hundred ten thousand, eight hundred eight".