84440044408080 has 160 divisors (see below), whose sum is σ = 264266335443456. Its totient is φ = 22302382620672.

The previous prime is 84440044408061. The next prime is 84440044408133. The reversal of 84440044408080 is 8080444004448.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37497744 + ... + 39685776.

Almost surely, 2^{84440044408080} is an apocalyptic number.

84440044408080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84440044408080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132133167721728).

84440044408080 is an abundant number, since it is smaller than the sum of its proper divisors (179826291035376).

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

84440044408080 is a wasteful number, since it uses less digits than its factorization.

84440044408080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189585 (or 2189579 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 48.

The spelling of 84440044408080 in words is "eighty-four trillion, four hundred forty billion, forty-four million, four hundred eight thousand, eighty".