82168710038 has 8 divisors (see below), whose sum is σ = 124343800488. Its totient is φ = 40720776544.

The previous prime is 82168710023. The next prime is 82168710049. The reversal of 82168710038 is 83001786128.

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

It is a super-2 number, since 2×82168710038² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181788956 + ... + 181789407.

It is an arithmetic number, because the mean of its divisors is an integer number (15542975061).

Almost surely, 2^82168710038 is an apocalyptic number.

82168710038 is a deficient number, since it is larger than the sum of its proper divisors (42175090450).

82168710038 is a wasteful number, since it uses less digits than its factorization.

82168710038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363578478.

The product of its (nonzero) digits is 129024, while the sum is 44.

The spelling of 82168710038 in words is "eighty-two billion, one hundred sixty-eight million, seven hundred ten thousand, thirty-eight".