83799961673 has 8 divisors (see below), whose sum is σ = 86109887688. Its totient is φ = 81492407424.

The previous prime is 83799961591. The next prime is 83799961727. The reversal of 83799961673 is 37616999738.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 42054525184 + 41745436489 = 205072^2 + 204317^2 .

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 83799961673 - 2⁸ = 83799961417 is a prime.

It is a super-3 number, since 3×83799961673³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83799961573) 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, 521186 + ... + 662747.

It is an arithmetic number, because the mean of its divisors is an integer number (10763735961).

Almost surely, 2^83799961673 is an apocalyptic number.

It is an amenable number.

83799961673 is a deficient number, since it is larger than the sum of its proper divisors (2309926015).

83799961673 is a wasteful number, since it uses less digits than its factorization.

83799961673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185883.

The product of its digits is 92588832, while the sum is 68.

The spelling of 83799961673 in words is "eighty-three billion, seven hundred ninety-nine million, nine hundred sixty-one thousand, six hundred seventy-three".