80089436836 has 6 divisors (see below), whose sum is σ = 140156514470. Its totient is φ = 40044718416.

The previous prime is 80089436753. The next prime is 80089436839. The reversal of 80089436836 is 63863498008.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64739713600 + 15349723236 = 254440^2 + 123894^2 .

It is not an unprimeable number, because it can be changed into a prime (80089436839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011179601 + ... + 10011179608.

Almost surely, 2^80089436836 is an apocalyptic number.

It is an amenable number.

80089436836 is a deficient number, since it is larger than the sum of its proper divisors (60067077634).

80089436836 is a wasteful number, since it uses less digits than its factorization.

80089436836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20022359213 (or 20022359211 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 55.

The spelling of 80089436836 in words is "eighty billion, eighty-nine million, four hundred thirty-six thousand, eight hundred thirty-six".