82321275544061 has 16 divisors (see below), whose sum is σ = 84174151034880. Its totient is φ = 80484406419120.

The previous prime is 82321275544031. The next prime is 82321275544099. The reversal of 82321275544061 is 16044557212328.

It is a de Polignac number, because none of the positive numbers 2^k-82321275544061 is a prime.

It is a super-3 number, since 3×82321275544061³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82321275544031) 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, 9437876 + ... + 15928466.

It is an arithmetic number, because the mean of its divisors is an integer number (5260884439680).

Almost surely, 2^{82321275544061} is an apocalyptic number.

It is an amenable number.

82321275544061 is a deficient number, since it is larger than the sum of its proper divisors (1852875490819).

82321275544061 is a wasteful number, since it uses less digits than its factorization.

82321275544061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6491824.

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 82321275544061 in words is "eighty-two trillion, three hundred twenty-one billion, two hundred seventy-five million, five hundred forty-four thousand, sixty-one".