82317421522844 has 24 divisors (see below), whose sum is σ = 146420964354336. Its totient is φ = 40482896328000.

The previous prime is 82317421522793. The next prime is 82317421522849. The reversal of 82317421522844 is 44822512471328.

It is a super-3 number, since 3×82317421522844³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82317421522849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4684874 + ... + 13659534.

It is an arithmetic number, because the mean of its divisors is an integer number (6100873514764).

Almost surely, 2^{82317421522844} is an apocalyptic number.

It is an amenable number.

82317421522844 is a deficient number, since it is larger than the sum of its proper divisors (64103542831492).

82317421522844 is a wasteful number, since it uses less digits than its factorization.

82317421522844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9012317 (or 9012315 counting only the distinct ones).

The product of its digits is 6881280, while the sum is 53.

The spelling of 82317421522844 in words is "eighty-two trillion, three hundred seventeen billion, four hundred twenty-one million, five hundred twenty-two thousand, eight hundred forty-four".