82276803815 has 8 divisors (see below), whose sum is σ = 98737945488. Its totient is φ = 65817589120.

The previous prime is 82276803811. The next prime is 82276803827. The reversal of 82276803815 is 51830867228.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82276803815 - 2² = 82276803811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82276803811) 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, 386081 + ... + 560010.

It is an arithmetic number, because the mean of its divisors is an integer number (12342243186).

Almost surely, 2^82276803815 is an apocalyptic number.

82276803815 is a deficient number, since it is larger than the sum of its proper divisors (16461141673).

82276803815 is a wasteful number, since it uses less digits than its factorization.

82276803815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963489.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 82276803815 in words is "eighty-two billion, two hundred seventy-six million, eight hundred three thousand, eight hundred fifteen".