8120609012216 has 8 divisors (see below), whose sum is σ = 15226141897920. Its totient is φ = 4060304506104.

The previous prime is 8120609012189. The next prime is 8120609012221. The reversal of 8120609012216 is 6122109060218.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 8120609012216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507538063256 + ... + 507538063271.

It is an arithmetic number, because the mean of its divisors is an integer number (1903267737240).

Almost surely, 2^{8120609012216} is an apocalyptic number.

It is an amenable number.

8120609012216 is a deficient number, since it is larger than the sum of its proper divisors (7105532885704).

8120609012216 is a wasteful number, since it uses less digits than its factorization.

8120609012216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015076126533 (or 1015076126529 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 8120609012216 in words is "eight trillion, one hundred twenty billion, six hundred nine million, twelve thousand, two hundred sixteen".