82636370781254 has 8 divisors (see below), whose sum is σ = 124053799215000. Its totient is φ = 41285104376256.

The previous prime is 82636370781241. The next prime is 82636370781269. The reversal of 82636370781254 is 45218707363628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 16540504064 + ... + 16540509059.

It is an arithmetic number, because the mean of its divisors is an integer number (15506724901875).

Almost surely, 2^{82636370781254} is an apocalyptic number.

82636370781254 is a deficient number, since it is larger than the sum of its proper divisors (41417428433746).

82636370781254 is a wasteful number, since it uses less digits than its factorization.

82636370781254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33081014374.

The product of its (nonzero) digits is 81285120, while the sum is 62.

The spelling of 82636370781254 in words is "eighty-two trillion, six hundred thirty-six billion, three hundred seventy million, seven hundred eighty-one thousand, two hundred fifty-four".