82662800385539 has 16 divisors (see below), whose sum is σ = 90219043448160. Its totient is φ = 75113467119360.

The previous prime is 82662800385527. The next prime is 82662800385541. The reversal of 82662800385539 is 93558300826628.

It is a cyclic number.

It is not a de Polignac number, because 82662800385539 - 2⁴⁴ = 65070614341123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82662800385239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859616849 + ... + 859713005.

It is an arithmetic number, because the mean of its divisors is an integer number (5638690215510).

Almost surely, 2^{82662800385539} is an apocalyptic number.

82662800385539 is a deficient number, since it is larger than the sum of its proper divisors (7556243062621).

82662800385539 is a wasteful number, since it uses less digits than its factorization.

82662800385539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131270.

The product of its (nonzero) digits is 149299200, while the sum is 65.

The spelling of 82662800385539 in words is "eighty-two trillion, six hundred sixty-two billion, eight hundred million, three hundred eighty-five thousand, five hundred thirty-nine".