82547338086 has 64 divisors (see below), whose sum is σ = 192050611200. Its totient is φ = 26246834208.

The previous prime is 82547338061. The next prime is 82547338087. The reversal of 82547338086 is 68083374528.

82547338086 is a `hidden beast` number, since 8 + 254 + 7 + 3 + 380 + 8 + 6 = 666.

It is a super-2 number, since 2×82547338086² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82547338087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187566 + ... + 447521.

It is an arithmetic number, because the mean of its divisors is an integer number (3000790800).

Almost surely, 2^82547338086 is an apocalyptic number.

82547338086 is an abundant number, since it is smaller than the sum of its proper divisors (109503273114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82547338086 is a wasteful number, since it uses less digits than its factorization.

82547338086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635210 (or 635204 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 82547338086 in words is "eighty-two billion, five hundred forty-seven million, three hundred thirty-eight thousand, eighty-six".