84618195144 has 32 divisors (see below), whose sum is σ = 241766272320. Its totient is φ = 24176627136.

The previous prime is 84618195121. The next prime is 84618195197. The reversal of 84618195144 is 44159181648.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251839699 + ... + 251840034.

It is an arithmetic number, because the mean of its divisors is an integer number (7555196010).

Almost surely, 2^84618195144 is an apocalyptic number.

84618195144 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

84618195144 is an abundant number, since it is smaller than the sum of its proper divisors (157148077176).

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

84618195144 is a wasteful number, since it uses less digits than its factorization.

84618195144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503679749 (or 503679745 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 51.

The spelling of 84618195144 in words is "eighty-four billion, six hundred eighteen million, one hundred ninety-five thousand, one hundred forty-four".