82736636425 has 12 divisors (see below), whose sum is σ = 102709643920. Its totient is φ = 66114331920.

The previous prime is 82736636419. The next prime is 82736636429. The reversal of 82736636425 is 52463663728.

It is not a de Polignac number, because 82736636425 - 2⁵ = 82736636393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82736636429) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1851915 + ... + 1896064.

Almost surely, 2^82736636425 is an apocalyptic number.

It is an amenable number.

82736636425 is a deficient number, since it is larger than the sum of its proper divisors (19973007495).

82736636425 is a wasteful number, since it uses less digits than its factorization.

82736636425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748872 (or 3748867 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 52.

The spelling of 82736636425 in words is "eighty-two billion, seven hundred thirty-six million, six hundred thirty-six thousand, four hundred twenty-five".