82290173019 has 4 divisors (see below), whose sum is σ = 109720230696. Its totient is φ = 54860115344.

The previous prime is 82290172957. The next prime is 82290173027. The reversal of 82290173019 is 91037109228.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82290173019 - 2⁷ = 82290172891 is a prime.

It is a super-2 number, since 2×82290173019² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82290103019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13715028834 + ... + 13715028839.

It is an arithmetic number, because the mean of its divisors is an integer number (27430057674).

Almost surely, 2^82290173019 is an apocalyptic number.

82290173019 is a deficient number, since it is larger than the sum of its proper divisors (27430057677).

82290173019 is a wasteful number, since it uses less digits than its factorization.

82290173019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27430057676.

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 82290173019 in words is "eighty-two billion, two hundred ninety million, one hundred seventy-three thousand, nineteen".