80535455804 has 12 divisors (see below), whose sum is σ = 140939077104. Its totient is φ = 40267148064.

The previous prime is 80535455797. The next prime is 80535455809. The reversal of 80535455804 is 40855453508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80535455809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373904 + ... + 548520.

It is an arithmetic number, because the mean of its divisors is an integer number (11744923092).

Almost surely, 2^80535455804 is an apocalyptic number.

It is an amenable number.

80535455804 is a deficient number, since it is larger than the sum of its proper divisors (60403621300).

80535455804 is a wasteful number, since it uses less digits than its factorization.

80535455804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289924 (or 289922 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 47.

The spelling of 80535455804 in words is "eighty billion, five hundred thirty-five million, four hundred fifty-five thousand, eight hundred four".