84212178336001 has 16 divisors (see below), whose sum is σ = 88087235927040. Its totient is φ = 80354942823760.

The previous prime is 84212178335963. The next prime is 84212178336049. The reversal of 84212178336001 is 10063387121248.

It is a cyclic number.

It is not a de Polignac number, because 84212178336001 - 2¹¹ = 84212178333953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84212178336061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229476006 + ... + 229842688.

It is an arithmetic number, because the mean of its divisors is an integer number (5505452245440).

Almost surely, 2^{84212178336001} is an apocalyptic number.

It is an amenable number.

84212178336001 is a deficient number, since it is larger than the sum of its proper divisors (3875057591039).

84212178336001 is a wasteful number, since it uses less digits than its factorization.

84212178336001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390956.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 84212178336001 in words is "eighty-four trillion, two hundred twelve billion, one hundred seventy-eight million, three hundred thirty-six thousand, one".