84821747521484 has 48 divisors (see below), whose sum is σ = 151862109880320. Its totient is φ = 41435779425600.

The previous prime is 84821747521481. The next prime is 84821747521499. The reversal of 84821747521484 is 48412574712848.

84821747521484 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 84821747521484.

It is not an unprimeable number, because it can be changed into a prime (84821747521481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377963909 + ... + 378188259.

It is an arithmetic number, because the mean of its divisors is an integer number (3163793955840).

Almost surely, 2^{84821747521484} is an apocalyptic number.

It is an amenable number.

84821747521484 is a deficient number, since it is larger than the sum of its proper divisors (67040362358836).

84821747521484 is a wasteful number, since it uses less digits than its factorization.

84821747521484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227918 (or 227916 counting only the distinct ones).

The product of its digits is 128450560, while the sum is 65.

The spelling of 84821747521484 in words is "eighty-four trillion, eight hundred twenty-one billion, seven hundred forty-seven million, five hundred twenty-one thousand, four hundred eighty-four".