82668057740030 has 64 divisors (see below), whose sum is σ = 179178935362560. Its totient is φ = 26826319010304.

The previous prime is 82668057740027. The next prime is 82668057740071. The reversal of 82668057740030 is 3004775086628.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27822539 + ... + 30650118.

It is an arithmetic number, because the mean of its divisors is an integer number (2799670865040).

Almost surely, 2^{82668057740030} is an apocalyptic number.

82668057740030 is an abundant number, since it is smaller than the sum of its proper divisors (96510877622530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82668057740030 is a wasteful number, since it uses less digits than its factorization.

82668057740030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58473753.

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 82668057740030 in words is "eighty-two trillion, six hundred sixty-eight billion, fifty-seven million, seven hundred forty thousand, thirty".