84216648565252 has 12 divisors (see below), whose sum is σ = 168433297130560. Its totient is φ = 36092849385096.

The previous prime is 84216648565243. The next prime is 84216648565327. The reversal of 84216648565252 is 25256584661248.

It is a happy number.

84216648565252 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 1503868724352 + ... + 1503868724407.

Almost surely, 2^{84216648565252} is an apocalyptic number.

It is an amenable number.

84216648565252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84216648565252 is a wasteful number, since it uses less digits than its factorization.

84216648565252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007737448770 (or 3007737448768 counting only the distinct ones).

The product of its digits is 221184000, while the sum is 64.

The spelling of 84216648565252 in words is "eighty-four trillion, two hundred sixteen billion, six hundred forty-eight million, five hundred sixty-five thousand, two hundred fifty-two".