83117470870766 has 16 divisors (see below), whose sum is σ = 132015230583120. Its totient is φ = 39112584001920.

The previous prime is 83117470870729. The next prime is 83117470870787. The reversal of 83117470870766 is 66707807471138.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46609976 + ... + 48360363.

It is an arithmetic number, because the mean of its divisors is an integer number (8250951911445).

Almost surely, 2^{83117470870766} is an apocalyptic number.

83117470870766 is a deficient number, since it is larger than the sum of its proper divisors (48897759712354).

83117470870766 is a wasteful number, since it uses less digits than its factorization.

83117470870766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94996099.

The product of its (nonzero) digits is 66382848, while the sum is 65.

The spelling of 83117470870766 in words is "eighty-three trillion, one hundred seventeen billion, four hundred seventy million, eight hundred seventy thousand, seven hundred sixty-six".