85834171555488 has 48 divisors (see below), whose sum is σ = 250349667039360. Its totient is φ = 28611390518208.

The previous prime is 85834171555439. The next prime is 85834171555507. The reversal of 85834171555488 is 88455517143858.

85834171555488 is a `hidden beast` number, since 8 + 5 + 8 + 3 + 4 + 1 + 71 + 5 + 5 + 548 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49672552120 + ... + 49672553847.

It is an arithmetic number, because the mean of its divisors is an integer number (5215618063320).

Almost surely, 2^{85834171555488} is an apocalyptic number.

It is an amenable number.

85834171555488 is an abundant number, since it is smaller than the sum of its proper divisors (164515495483872).

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

85834171555488 is a wasteful number, since it uses less digits than its factorization.

85834171555488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99345105986 (or 99345105972 counting only the distinct ones).

The product of its digits is 860160000, while the sum is 72.

The spelling of 85834171555488 in words is "eighty-five trillion, eight hundred thirty-four billion, one hundred seventy-one million, five hundred fifty-five thousand, four hundred eighty-eight".