83117730877854 has 8 divisors (see below), whose sum is σ = 166235461755720. Its totient is φ = 27705910292616.

The previous prime is 83117730877829. The next prime is 83117730877939. The reversal of 83117730877854 is 45877803771138.

It is a sphenic number, since it is the product of 3 distinct primes.

83117730877854 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6926477573149 + ... + 6926477573160.

It is an arithmetic number, because the mean of its divisors is an integer number (20779432719465).

Almost surely, 2^{83117730877854} is an apocalyptic number.

83117730877854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83117730877854 is a wasteful number, since it uses less digits than its factorization.

83117730877854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13852955146314.

The product of its (nonzero) digits is 221276160, while the sum is 69.

The spelling of 83117730877854 in words is "eighty-three trillion, one hundred seventeen billion, seven hundred thirty million, eight hundred seventy-seven thousand, eight hundred fifty-four".