82704787488166 has 32 divisors (see below), whose sum is σ = 129691116748800. Its totient is φ = 39508503783840.

The previous prime is 82704787488157. The next prime is 82704787488173. The reversal of 82704787488166 is 66188478740728.

It is a junction number, because it is equal to n+sod(n) for n = 82704787488092 and 82704787488101.

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, 57026371 + ... + 58458673.

It is an arithmetic number, because the mean of its divisors is an integer number (4052847398400).

Almost surely, 2^{82704787488166} is an apocalyptic number.

82704787488166 is a deficient number, since it is larger than the sum of its proper divisors (46986329260634).

82704787488166 is a wasteful number, since it uses less digits than its factorization.

82704787488166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444204.

The product of its (nonzero) digits is 1618477056, while the sum is 76.

The spelling of 82704787488166 in words is "eighty-two trillion, seven hundred four billion, seven hundred eighty-seven million, four hundred eighty-eight thousand, one hundred sixty-six".