80104397411236 has 81 divisors (see below), whose sum is σ = 157768496199489. Its totient is φ = 35560561159200.

The previous prime is 80104397411231. The next prime is 80104397411237. The reversal of 80104397411236 is 63211479340108.

The square root of 80104397411236 is 8950106.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 60335702971236 + 19768694440000 = 7767606^2 + 4446200^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80104397411236.

It is not an unprimeable number, because it can be changed into a prime (80104397411231) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8466795546 + ... + 8466805006.

Almost surely, 2^{80104397411236} is an apocalyptic number.

80104397411236 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

80104397411236 is the 8950106-th square number.

It is an amenable number.

80104397411236 is a deficient number, since it is larger than the sum of its proper divisors (77664098788253).

80104397411236 is an frugal number, since it uses more digits than its factorization.

80104397411236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19034 (or 9517 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 80104397411236 in words is "eighty trillion, one hundred four billion, three hundred ninety-seven million, four hundred eleven thousand, two hundred thirty-six".