84053448512 has 56 divisors (see below), whose sum is σ = 182337212160. Its totient is φ = 38126197760.

The previous prime is 84053448499. The next prime is 84053448527. The reversal of 84053448512 is 21584435048.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212588 + ... + 461844.

Almost surely, 2^84053448512 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 84053448512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91168606080).

84053448512 is an abundant number, since it is smaller than the sum of its proper divisors (98283763648).

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

84053448512 is a wasteful number, since it uses less digits than its factorization.

84053448512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249759 (or 249749 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 44.

The spelling of 84053448512 in words is "eighty-four billion, fifty-three million, four hundred forty-eight thousand, five hundred twelve".