83365005779 has 8 divisors (see below), whose sum is σ = 92434522800. Its totient is φ = 74543968800.

The previous prime is 83365005727. The next prime is 83365005799. The reversal of 83365005779 is 97750056338.

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

It is a cyclic number.

It is not a de Polignac number, because 83365005779 - 2⁸ = 83365005523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 83365005779.

It is not an unprimeable number, because it can be changed into a prime (83365005719) 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, 62119304 + ... + 62120645.

It is an arithmetic number, because the mean of its divisors is an integer number (11554315350).

Almost surely, 2^83365005779 is an apocalyptic number.

83365005779 is a deficient number, since it is larger than the sum of its proper divisors (9069517021).

83365005779 is a wasteful number, since it uses less digits than its factorization.

83365005779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124240021.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 83365005779 in words is "eighty-three billion, three hundred sixty-five million, five thousand, seven hundred seventy-nine".