80211805873816 has 32 divisors (see below), whose sum is σ = 153597742200000. Its totient is φ = 39252415366656.

The previous prime is 80211805873807. The next prime is 80211805873831. The reversal of 80211805873816 is 61837850811208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160395970 + ... + 160895278.

It is an arithmetic number, because the mean of its divisors is an integer number (4799929443750).

Almost surely, 2^{80211805873816} is an apocalyptic number.

It is an amenable number.

80211805873816 is a deficient number, since it is larger than the sum of its proper divisors (73385936326184).

80211805873816 is a wasteful number, since it uses less digits than its factorization.

80211805873816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926611 (or 926607 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 58.

The spelling of 80211805873816 in words is "eighty trillion, two hundred eleven billion, eight hundred five million, eight hundred seventy-three thousand, eight hundred sixteen".