83716784273 has 8 divisors (see below), whose sum is σ = 85194473760. Its totient is φ = 82241053600.

The previous prime is 83716784243. The next prime is 83716784293. The reversal of 83716784273 is 37248761738.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83716784273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83716784243) 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, 403340 + ... + 574557.

It is an arithmetic number, because the mean of its divisors is an integer number (10649309220).

Almost surely, 2^83716784273 is an apocalyptic number.

It is an amenable number.

83716784273 is a deficient number, since it is larger than the sum of its proper divisors (1477689487).

83716784273 is a wasteful number, since it uses less digits than its factorization.

83716784273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979407.

The product of its digits is 9483264, while the sum is 56.

The spelling of 83716784273 in words is "eighty-three billion, seven hundred sixteen million, seven hundred eighty-four thousand, two hundred seventy-three".