85500120552168 has 96 divisors (see below), whose sum is σ = 248721303024000. Its totient is φ = 24421434605568.

The previous prime is 85500120552101. The next prime is 85500120552199. The reversal of 85500120552168 is 86125502100558.

It is a super-2 number, since 2×85500120552168² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6663193 + ... + 14676456.

It is an arithmetic number, because the mean of its divisors is an integer number (2590846906500).

Almost surely, 2^{85500120552168} is an apocalyptic number.

It is an amenable number.

85500120552168 is an abundant number, since it is smaller than the sum of its proper divisors (163221182471832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85500120552168 is a wasteful number, since it uses less digits than its factorization.

85500120552168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21343079 (or 21343068 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 48.

The spelling of 85500120552168 in words is "eighty-five trillion, five hundred billion, one hundred twenty million, five hundred fifty-two thousand, one hundred sixty-eight".