82316605143278 has 64 divisors (see below), whose sum is σ = 135376251132672. Its totient is φ = 37229201614080.

The previous prime is 82316605143277. The next prime is 82316605143341. The reversal of 82316605143278 is 87234150661328.

It is a super-3 number, since 3×82316605143278³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82316605143277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17906590076 + ... + 17906594672.

It is an arithmetic number, because the mean of its divisors is an integer number (2115253923948).

Almost surely, 2^{82316605143278} is an apocalyptic number.

82316605143278 is a deficient number, since it is larger than the sum of its proper divisors (53059645989394).

82316605143278 is a wasteful number, since it uses less digits than its factorization.

82316605143278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8529.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 82316605143278 in words is "eighty-two trillion, three hundred sixteen billion, six hundred five million, one hundred forty-three thousand, two hundred seventy-eight".