82316606575821 has 8 divisors (see below), whose sum is σ = 111077830560480. Its totient is φ = 54216560154192.

The previous prime is 82316606575811. The next prime is 82316606575843. The reversal of 82316606575821 is 12857560661328.

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

It is not a de Polignac number, because 82316606575821 - 2¹⁴ = 82316606559437 is a prime.

It is a super-3 number, since 3×82316606575821³ (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 (82316606575811) 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, 165294390466 + ... + 165294390963.

It is an arithmetic number, because the mean of its divisors is an integer number (13884728820060).

Almost surely, 2^{82316606575821} is an apocalyptic number.

It is an amenable number.

82316606575821 is a deficient number, since it is larger than the sum of its proper divisors (28761223984659).

82316606575821 is a wasteful number, since it uses less digits than its factorization.

82316606575821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330588781515.

The product of its (nonzero) digits is 29030400, while the sum is 60.

The spelling of 82316606575821 in words is "eighty-two trillion, three hundred sixteen billion, six hundred six million, five hundred seventy-five thousand, eight hundred twenty-one".