83117488474608 has 120 divisors (see below), whose sum is σ = 251272203299712. Its totient is φ = 23605651020672.

The previous prime is 83117488474513. The next prime is 83117488474609. The reversal of 83117488474608 is 80647488471138.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83117488474609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105412810 + ... + 106198377.

Almost surely, 2^{83117488474608} is an apocalyptic number.

It is an amenable number.

83117488474608 is an abundant number, since it is smaller than the sum of its proper divisors (168154714825104).

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

83117488474608 is a wasteful number, since it uses less digits than its factorization.

83117488474608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211611379 (or 211611366 counting only the distinct ones).

The product of its (nonzero) digits is 231211008, while the sum is 69.

The spelling of 83117488474608 in words is "eighty-three trillion, one hundred seventeen billion, four hundred eighty-eight million, four hundred seventy-four thousand, six hundred eight".