82079415634 has 4 divisors (see below), whose sum is σ = 123119123454. Its totient is φ = 41039707816.

The previous prime is 82079415631. The next prime is 82079415637. The reversal of 82079415634 is 43651497028.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (82079415631) and next prime (82079415637).

It can be written as a sum of positive squares in only one way, i.e., 68248950025 + 13830465609 = 261245^2 + 117603^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (82079415631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20519853907 + ... + 20519853910.

It is a 1-persistent number, because it is pandigital, but 2⋅82079415634 = 164158831268 is not.

Almost surely, 2^82079415634 is an apocalyptic number.

82079415634 is a deficient number, since it is larger than the sum of its proper divisors (41039707820).

82079415634 is a wasteful number, since it uses less digits than its factorization.

82079415634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41039707819.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 82079415634 in words is "eighty-two billion, seventy-nine million, four hundred fifteen thousand, six hundred thirty-four".