8484855393870 has 24 divisors (see below), whose sum is σ = 22060624024296. Its totient is φ = 2262628105008.

The previous prime is 8484855393829. The next prime is 8484855393877. The reversal of 8484855393870 is 783935584848.

8484855393870 is a `hidden beast` number, since 8 + 4 + 8 + 4 + 8 + 5 + 539 + 3 + 87 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8484855393877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47138085432 + ... + 47138085611.

It is an arithmetic number, because the mean of its divisors is an integer number (919192667679).

Almost surely, 2^{8484855393870} is an apocalyptic number.

8484855393870 is an abundant number, since it is smaller than the sum of its proper divisors (13575768630426).

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

8484855393870 is a wasteful number, since it uses less digits than its factorization.

8484855393870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94276171056 (or 94276171053 counting only the distinct ones).

The product of its (nonzero) digits is 928972800, while the sum is 72.

The spelling of 8484855393870 in words is "eight trillion, four hundred eighty-four billion, eight hundred fifty-five million, three hundred ninety-three thousand, eight hundred seventy".