8499216595123 has 8 divisors (see below), whose sum is σ = 8946579870800. Its totient is φ = 8051856928128.

The previous prime is 8499216595117. The next prime is 8499216595147. The reversal of 8499216595123 is 3215956129948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8499216595123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8499216505123) 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 7 ways as a sum of consecutive naturals, for example, 4883743 + ... + 6391351.

It is an arithmetic number, because the mean of its divisors is an integer number (1118322483850).

Almost surely, 2^{8499216595123} is an apocalyptic number.

8499216595123 is a deficient number, since it is larger than the sum of its proper divisors (447363275677).

8499216595123 is a wasteful number, since it uses less digits than its factorization.

8499216595123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804341.

The product of its digits is 41990400, while the sum is 64.

The spelling of 8499216595123 in words is "eight trillion, four hundred ninety-nine billion, two hundred sixteen million, five hundred ninety-five thousand, one hundred twenty-three".