85504204799 has 8 divisors (see below), whose sum is σ = 93818837952. Its totient is φ = 77437769760.

The previous prime is 85504204777. The next prime is 85504204801. The reversal of 85504204799 is 99740240558.

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

It is not a de Polignac number, because 85504204799 - 2¹² = 85504200703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

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 85504204799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85504234799) 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, 62048807 + ... + 62050184.

It is an arithmetic number, because the mean of its divisors is an integer number (11727354744).

Almost surely, 2^85504204799 is an apocalyptic number.

85504204799 is a deficient number, since it is larger than the sum of its proper divisors (8314633153).

85504204799 is a wasteful number, since it uses less digits than its factorization.

85504204799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124099057.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 85504204799 in words is "eighty-five billion, five hundred four million, two hundred four thousand, seven hundred ninety-nine".