82941726839808 has 352 divisors, whose sum is σ = 237055012483968. Its totient is φ = 25690846003200.

The previous prime is 82941726839761. The next prime is 82941726839827. The reversal of 82941726839808 is 80893862714928.

It is a self number, because there is not a number n which added to its sum of digits gives 82941726839808.

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, 2132652043 + ... + 2132690933.

Almost surely, 2^{82941726839808} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82941726839808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118527506241984).

82941726839808 is an abundant number, since it is smaller than the sum of its proper divisors (154113285644160).

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

82941726839808 is a wasteful number, since it uses less digits than its factorization.

82941726839808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39449 (or 39431 counting only the distinct ones).

The product of its (nonzero) digits is 668860416, while the sum is 75.

The spelling of 82941726839808 in words is "eighty-two trillion, nine hundred forty-one billion, seven hundred twenty-six million, eight hundred thirty-nine thousand, eight hundred eight".