83117073829388 has 24 divisors (see below), whose sum is σ = 145640901873600. Its totient is φ = 41505391975808.

The previous prime is 83117073829381. The next prime is 83117073829409. The reversal of 83117073829388 is 88392837071138.

It is not an unprimeable number, because it can be changed into a prime (83117073829381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76832381 + ... + 77906667.

It is an arithmetic number, because the mean of its divisors is an integer number (6068370911400).

Almost surely, 2^{83117073829388} is an apocalyptic number.

It is an amenable number.

83117073829388 is a deficient number, since it is larger than the sum of its proper divisors (62523828044212).

83117073829388 is a wasteful number, since it uses less digits than its factorization.

83117073829388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099009 (or 1099007 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 68.

The spelling of 83117073829388 in words is "eighty-three trillion, one hundred seventeen billion, seventy-three million, eight hundred twenty-nine thousand, three hundred eighty-eight".