80221155732010 has 16 divisors (see below), whose sum is σ = 144494797076136. Its totient is φ = 32066969679808.

The previous prime is 80221155731963. The next prime is 80221155732017. The reversal of 80221155732010 is 1023755112208.

It can be written as a sum of positive squares in 4 ways, for example, as 79714665886249 + 506489845761 = 8928307^2 + 711681^2 .

It is not an unprimeable number, because it can be changed into a prime (80221155732017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2686560949 + ... + 2686590808.

Almost surely, 2^{80221155732010} is an apocalyptic number.

80221155732010 is a deficient number, since it is larger than the sum of its proper divisors (64273641344126).

80221155732010 is a wasteful number, since it uses less digits than its factorization.

80221155732010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373153257.

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 80221155732010 in words is "eighty trillion, two hundred twenty-one billion, one hundred fifty-five million, seven hundred thirty-two thousand, ten".