84713421888 has 448 divisors, whose sum is σ = 289681920000. Its totient is φ = 24079638528.

The previous prime is 84713421883. The next prime is 84713421893. The reversal of 84713421888 is 88812431748.

It is an interprime number because it is at equal distance from previous prime (84713421883) and next prime (84713421893).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (84713421883) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12834013 + ... + 12840611.

Almost surely, 2^84713421888 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 84713421888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144840960000).

84713421888 is an abundant number, since it is smaller than the sum of its proper divisors (204968498112).

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

84713421888 is a wasteful number, since it uses less digits than its factorization.

84713421888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6679 (or 6663 counting only the distinct ones).

The product of its digits is 2752512, while the sum is 54.

The spelling of 84713421888 in words is "eighty-four billion, seven hundred thirteen million, four hundred twenty-one thousand, eight hundred eighty-eight".