82536972655988 has 48 divisors (see below), whose sum is σ = 151185652665600. Its totient is φ = 39398840657280.

The previous prime is 82536972655967. The next prime is 82536972655997. The reversal of 82536972655988 is 88955627963528.

It is a super-2 number, since 2×82536972655988² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35149595 + ... + 37424162.

It is an arithmetic number, because the mean of its divisors is an integer number (3149701097200).

Almost surely, 2^{82536972655988} is an apocalyptic number.

It is an amenable number.

82536972655988 is a deficient number, since it is larger than the sum of its proper divisors (68648680009612).

82536972655988 is a wasteful number, since it uses less digits than its factorization.

82536972655988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72573960 (or 72573958 counting only the distinct ones).

The product of its digits is 15676416000, while the sum is 83.

The spelling of 82536972655988 in words is "eighty-two trillion, five hundred thirty-six billion, nine hundred seventy-two million, six hundred fifty-five thousand, nine hundred eighty-eight".