82316852803447 has 16 divisors (see below), whose sum is σ = 82635525181440. Its totient is φ = 81998525441952.

The previous prime is 82316852803441. The next prime is 82316852803499. The reversal of 82316852803447 is 74430825861328.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82316852803447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82316852803441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4121396553 + ... + 4121416525.

It is an arithmetic number, because the mean of its divisors is an integer number (5164720323840).

Almost surely, 2^{82316852803447} is an apocalyptic number.

82316852803447 is a deficient number, since it is larger than the sum of its proper divisors (318672377993).

82316852803447 is a wasteful number, since it uses less digits than its factorization.

82316852803447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27822.

The product of its (nonzero) digits is 61931520, while the sum is 61.

The spelling of 82316852803447 in words is "eighty-two trillion, three hundred sixteen billion, eight hundred fifty-two million, eight hundred three thousand, four hundred forty-seven".