83817181496 has 8 divisors (see below), whose sum is σ = 157157215320. Its totient is φ = 41908590744.

The previous prime is 83817181477. The next prime is 83817181529. The reversal of 83817181496 is 69418171838.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5238573836 + ... + 5238573851.

It is an arithmetic number, because the mean of its divisors is an integer number (19644651915).

Almost surely, 2^83817181496 is an apocalyptic number.

It is an amenable number.

83817181496 is a deficient number, since it is larger than the sum of its proper divisors (73340033824).

83817181496 is a wasteful number, since it uses less digits than its factorization.

83817181496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10477147693 (or 10477147689 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 56.

The spelling of 83817181496 in words is "eighty-three billion, eight hundred seventeen million, one hundred eighty-one thousand, four hundred ninety-six".