84228614784 has 192 divisors, whose sum is σ = 244594808640. Its totient is φ = 27820412928.

The previous prime is 84228614779. The next prime is 84228614809. The reversal of 84228614784 is 48741682248.

It is a tau number, because it is divible by the number of its divisors (192).

It is a self number, because there is not a number n which added to its sum of digits gives 84228614784.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115857429 + ... + 115858155.

It is an arithmetic number, because the mean of its divisors is an integer number (1273931295).

Almost surely, 2^84228614784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84228614784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122297404320).

84228614784 is an abundant number, since it is smaller than the sum of its proper divisors (160366193856).

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

84228614784 is a wasteful number, since it uses less digits than its factorization.

84228614784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527 (or 1512 counting only the distinct ones).

The product of its digits is 5505024, while the sum is 54.

The spelling of 84228614784 in words is "eighty-four billion, two hundred twenty-eight million, six hundred fourteen thousand, seven hundred eighty-four".