9316520906081 has 16 divisors (see below), whose sum is σ = 9775830850560. Its totient is φ = 8866474155840.

The previous prime is 9316520906057. The next prime is 9316520906089. The reversal of 9316520906081 is 1806090256139.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9316520906081 is a prime.

It is a super-2 number, since 2×9316520906081² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9316520906089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8224976 + ... + 9288878.

It is an arithmetic number, because the mean of its divisors is an integer number (610989428160).

Almost surely, 2^{9316520906081} is an apocalyptic number.

It is an amenable number.

9316520906081 is a deficient number, since it is larger than the sum of its proper divisors (459309944479).

9316520906081 is a wasteful number, since it uses less digits than its factorization.

9316520906081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068256.

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 9316520906081 in words is "nine trillion, three hundred sixteen billion, five hundred twenty million, nine hundred six thousand, eighty-one".