82662540075512 has 32 divisors (see below), whose sum is σ = 161745567012000. Its totient is φ = 39530711324544.

The previous prime is 82662540075457. The next prime is 82662540075523. The reversal of 82662540075512 is 21557004526628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18096263 + ... + 22199094.

It is an arithmetic number, because the mean of its divisors is an integer number (5054548969125).

Almost surely, 2^{82662540075512} is an apocalyptic number.

It is an amenable number.

82662540075512 is a deficient number, since it is larger than the sum of its proper divisors (79083026936488).

82662540075512 is a wasteful number, since it uses less digits than its factorization.

82662540075512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40306535 (or 40306531 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 53.

The spelling of 82662540075512 in words is "eighty-two trillion, six hundred sixty-two billion, five hundred forty million, seventy-five thousand, five hundred twelve".