82366777766329 has 16 divisors (see below), whose sum is σ = 94214036302848. Its totient is φ = 70539667218432.

The previous prime is 82366777766323. The next prime is 82366777766389. The reversal of 82366777766329 is 92366777766328.

It is a cyclic number.

It is not a de Polignac number, because 82366777766329 - 2²³ = 82366769377721 is a prime.

It is a super-2 number, since 2×82366777766329² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82366777766323) 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 15 ways as a sum of consecutive naturals, for example, 275465784 + ... + 275764630.

It is an arithmetic number, because the mean of its divisors is an integer number (5888377268928).

Almost surely, 2^{82366777766329} is an apocalyptic number.

It is an amenable number.

82366777766329 is a deficient number, since it is larger than the sum of its proper divisors (11847258536519).

82366777766329 is a wasteful number, since it uses less digits than its factorization.

82366777766329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332424.

The product of its digits is 8065516032, while the sum is 79.

Subtracting 82366777766329 from its reverse (92366777766328), we obtain a palindrome (9999999999999).

The spelling of 82366777766329 in words is "eighty-two trillion, three hundred sixty-six billion, seven hundred seventy-seven million, seven hundred sixty-six thousand, three hundred twenty-nine".