82683391272870 has 32 divisors (see below), whose sum is σ = 198462334099680. Its totient is φ = 22046438223360.

The previous prime is 82683391272827. The next prime is 82683391272877. The reversal of 82683391272870 is 7827219338628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82683391272877) 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, 153859555 + ... + 154396014.

It is an arithmetic number, because the mean of its divisors is an integer number (6201947940615).

Almost surely, 2^{82683391272870} is an apocalyptic number.

82683391272870 is an abundant number, since it is smaller than the sum of its proper divisors (115778942826810).

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

82683391272870 is a wasteful number, since it uses less digits than its factorization.

82683391272870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308264520.

The product of its (nonzero) digits is 97542144, while the sum is 66.

The spelling of 82683391272870 in words is "eighty-two trillion, six hundred eighty-three billion, three hundred ninety-one million, two hundred seventy-two thousand, eight hundred seventy".