82736636426 has 16 divisors (see below), whose sum is σ = 129612256704. Its totient is φ = 39535646304.

The previous prime is 82736636419. The next prime is 82736636429. The reversal of 82736636426 is 62463663728.

It is a super-2 number, since 2×82736636426² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 719771 + ... + 826766.

It is an arithmetic number, because the mean of its divisors is an integer number (8100766044).

Almost surely, 2^82736636426 is an apocalyptic number.

82736636426 is a deficient number, since it is larger than the sum of its proper divisors (46875620278).

82736636426 is a wasteful number, since it uses less digits than its factorization.

82736636426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547725.

The product of its digits is 10450944, while the sum is 53.

The spelling of 82736636426 in words is "eighty-two billion, seven hundred thirty-six million, six hundred thirty-six thousand, four hundred twenty-six".