85851866222853 has 8 divisors (see below), whose sum is σ = 120493847330400. Its totient is φ = 54222231298608.

The previous prime is 85851866222839. The next prime is 85851866222869. The reversal of 85851866222853 is 35822266815858.

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

It is not a de Polignac number, because 85851866222853 - 2⁶ = 85851866222789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85851866222453) 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, 753086545758 + ... + 753086545871.

It is an arithmetic number, because the mean of its divisors is an integer number (15061730916300).

Almost surely, 2^{85851866222853} is an apocalyptic number.

It is an amenable number.

85851866222853 is a deficient number, since it is larger than the sum of its proper divisors (34641981107547).

85851866222853 is a wasteful number, since it uses less digits than its factorization.

85851866222853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506173091651.

The product of its digits is 442368000, while the sum is 69.

The spelling of 85851866222853 in words is "eighty-five trillion, eight hundred fifty-one billion, eight hundred sixty-six million, two hundred twenty-two thousand, eight hundred fifty-three".