82037173816 has 24 divisors (see below), whose sum is σ = 166562164080. Its totient is φ = 37863310368.

The previous prime is 82037173787. The next prime is 82037173837. The reversal of 82037173816 is 61837173028.

It is a super-3 number, since 3×82037173816³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30337840 + ... + 30340543.

It is an arithmetic number, because the mean of its divisors is an integer number (6940090170).

Almost surely, 2^82037173816 is an apocalyptic number.

It is an amenable number.

82037173816 is an abundant number, since it is smaller than the sum of its proper divisors (84524990264).

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

82037173816 is a wasteful number, since it uses less digits than its factorization.

82037173816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60678415 (or 60678398 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 82037173816 in words is "eighty-two billion, thirty-seven million, one hundred seventy-three thousand, eight hundred sixteen".