83660133694 has 8 divisors (see below), whose sum is σ = 127002130920. Its totient is φ = 41326090056.

The previous prime is 83660133673. The next prime is 83660133707. The reversal of 83660133694 is 49633106638.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251988189 + ... + 251988520.

It is an arithmetic number, because the mean of its divisors is an integer number (15875266365).

Almost surely, 2^83660133694 is an apocalyptic number.

83660133694 is a deficient number, since it is larger than the sum of its proper divisors (43341997226).

83660133694 is a wasteful number, since it uses less digits than its factorization.

83660133694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503976794.

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 83660133694 in words is "eighty-three billion, six hundred sixty million, one hundred thirty-three thousand, six hundred ninety-four".