8797215320100 has 81 divisors (see below), whose sum is σ = 27574661593297. Its totient is φ = 2345900357280.

The previous prime is 8797215320081. The next prime is 8797215320119. The reversal of 8797215320100 is 10235127978.

The square root of 8797215320100 is 2966010.

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

8797215320100 is a `hidden beast` number, since 8 + 7 + 9 + 7 + 2 + 1 + 532 + 0 + 100 = 666.

It is an interprime number because it is at equal distance from previous prime (8797215320081) and next prime (8797215320119).

It can be written as a sum of positive squares in only one way, i.e., 3166997515236 + 5630217804864 = 1779606^2 + 2372808^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 88930867 + ... + 89029733.

Almost surely, 2^{8797215320100} is an apocalyptic number.

8797215320100 is the 2966010-th square number.

It is an amenable number.

8797215320100 is an abundant number, since it is smaller than the sum of its proper divisors (18777446273197).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8797215320100 is an frugal number, since it uses more digits than its factorization.

8797215320100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197754 (or 98877 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 8797215320100 in words is "eight trillion, seven hundred ninety-seven billion, two hundred fifteen million, three hundred twenty thousand, one hundred".