82687700697369 has 4 divisors (see below), whose sum is σ = 110250267596496. Its totient is φ = 55125133798244.

The previous prime is 82687700697311. The next prime is 82687700697391. The reversal of 82687700697369 is 96379600778628.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82687700697369 - 2³¹ = 82685553213721 is a prime.

It is a super-2 number, since 2×82687700697369² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82687700697294 and 82687700697303.

It is not an unprimeable number, because it can be changed into a prime (82687700692369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13781283449559 + ... + 13781283449564.

It is an arithmetic number, because the mean of its divisors is an integer number (27562566899124).

Almost surely, 2^{82687700697369} is an apocalyptic number.

It is an amenable number.

82687700697369 is a deficient number, since it is larger than the sum of its proper divisors (27562566899127).

82687700697369 is a wasteful number, since it uses less digits than its factorization.

82687700697369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27562566899126.

The product of its (nonzero) digits is 2304433152, while the sum is 78.

The spelling of 82687700697369 in words is "eighty-two trillion, six hundred eighty-seven billion, seven hundred million, six hundred ninety-seven thousand, three hundred sixty-nine".