82037173819 has 8 divisors (see below), whose sum is σ = 87035588640. Its totient is φ = 77057947776.

The previous prime is 82037173787. The next prime is 82037173837. The reversal of 82037173819 is 91837173028.

It is a happy number.

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 82037173819 - 2⁵ = 82037173787 is a prime.

It is a super-2 number, since 2×82037173819² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82037173849) 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, 4788384 + ... + 4805485.

It is an arithmetic number, because the mean of its divisors is an integer number (10879448580).

Almost surely, 2^82037173819 is an apocalyptic number.

82037173819 is a deficient number, since it is larger than the sum of its proper divisors (4998414821).

82037173819 is a wasteful number, since it uses less digits than its factorization.

82037173819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9594389.

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 82037173819 in words is "eighty-two billion, thirty-seven million, one hundred seventy-three thousand, eight hundred nineteen".