82613186085 has 8 divisors (see below), whose sum is σ = 132181097760. Its totient is φ = 44060365904.

The previous prime is 82613186083. The next prime is 82613186101. The reversal of 82613186085 is 58068131628.

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

It is a cyclic number.

It is not a de Polignac number, because 82613186085 - 2¹ = 82613186083 is a prime.

It is a super-2 number, since 2×82613186085² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82613186083) 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, 2753772855 + ... + 2753772884.

It is an arithmetic number, because the mean of its divisors is an integer number (16522637220).

Almost surely, 2^82613186085 is an apocalyptic number.

It is an amenable number.

82613186085 is a deficient number, since it is larger than the sum of its proper divisors (49567911675).

82613186085 is a wasteful number, since it uses less digits than its factorization.

82613186085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5507545747.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 82613186085 in words is "eighty-two billion, six hundred thirteen million, one hundred eighty-six thousand, eighty-five".