85684120433 has 8 divisors (see below), whose sum is σ = 85821882048. Its totient is φ = 85546420624.

The previous prime is 85684120429. The next prime is 85684120463. The reversal of 85684120433 is 33402148658.

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 85684120433 - 2² = 85684120429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85684120463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3325466 + ... + 3351132.

It is an arithmetic number, because the mean of its divisors is an integer number (10727735256).

Almost surely, 2^85684120433 is an apocalyptic number.

It is an amenable number.

85684120433 is a deficient number, since it is larger than the sum of its proper divisors (137761615).

85684120433 is a wasteful number, since it uses less digits than its factorization.

85684120433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30903.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 85684120433 in words is "eighty-five billion, six hundred eighty-four million, one hundred twenty thousand, four hundred thirty-three".