82878200287828 has 48 divisors (see below), whose sum is σ = 158935149475200. Its totient is φ = 37502472550400.

The previous prime is 82878200287807. The next prime is 82878200287871.

82878200287828 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4849608 + ... + 13757728.

It is an arithmetic number, because the mean of its divisors is an integer number (3311148947400).

Almost surely, 2^{82878200287828} is an apocalyptic number.

It is an amenable number.

82878200287828 is a deficient number, since it is larger than the sum of its proper divisors (76056949187372).

82878200287828 is a wasteful number, since it uses less digits than its factorization.

82878200287828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8909088 (or 8909086 counting only the distinct ones).

The product of its (nonzero) digits is 205520896, while the sum is 70.

The spelling of 82878200287828 in words is "eighty-two trillion, eight hundred seventy-eight billion, two hundred million, two hundred eighty-seven thousand, eight hundred twenty-eight".