82753802815 has 4 divisors (see below), whose sum is σ = 99304563384. Its totient is φ = 66203042248.

The previous prime is 82753802797. The next prime is 82753802843. The reversal of 82753802815 is 51820835728.

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 82753802815 - 2⁵ = 82753802783 is a prime.

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 a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 8275380277 + ... + 8275380286.

It is an arithmetic number, because the mean of its divisors is an integer number (24826140846).

Almost surely, 2^82753802815 is an apocalyptic number.

82753802815 is a deficient number, since it is larger than the sum of its proper divisors (16550760569).

82753802815 is a wasteful number, since it uses less digits than its factorization.

82753802815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16550760568.

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 82753802815 in words is "eighty-two billion, seven hundred fifty-three million, eight hundred two thousand, eight hundred fifteen".