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85085184351 = 3165531713389
BaseRepresentation
bin100111100111101111…
…0001110000101011111
322010121201210012112010
41033033132032011133
52343223301344401
6103030530442303
76101330063646
oct1171736160537
9263551705463
1085085184351
11330a2406382
12145a6a33393
13803c81a73b
14419229235d
15232eb4eed6
hex13cf78e15f

85085184351 has 8 divisors (see below), whose sum is σ = 113453832240. Its totient is φ = 56719996352.

The previous prime is 85085184313. The next prime is 85085184403. The reversal of 85085184351 is 15348158058.

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 85085184351 - 215 = 85085151583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85085184351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85085184311) 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, 807036 + ... + 906353.

It is an arithmetic number, because the mean of its divisors is an integer number (14181729030).

Almost surely, 285085184351 is an apocalyptic number.

85085184351 is a deficient number, since it is larger than the sum of its proper divisors (28368647889).

85085184351 is a wasteful number, since it uses less digits than its factorization.

85085184351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729945.

The product of its (nonzero) digits is 768000, while the sum is 48.

The spelling of 85085184351 in words is "eighty-five billion, eighty-five million, one hundred eighty-four thousand, three hundred fifty-one".

Divisors: 1 3 16553 49659 1713389 5140167 28361728117 85085184351