84050449889280 has 384 divisors, whose sum is σ = 307546330291200. Its totient is φ = 19196723331072.

The previous prime is 84050449889279. The next prime is 84050449889467. The reversal of 84050449889280 is 8298894405048.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

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, 280047136 + ... + 280347104.

It is an arithmetic number, because the mean of its divisors is an integer number (800901901800).

Almost surely, 2^{84050449889280} is an apocalyptic number.

84050449889280 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 84050449889280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153773165145600).

84050449889280 is an abundant number, since it is smaller than the sum of its proper divisors (223495880401920).

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

84050449889280 is a wasteful number, since it uses less digits than its factorization.

84050449889280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301309 (or 301289 counting only the distinct ones).

The product of its (nonzero) digits is 212336640, while the sum is 69.

The spelling of 84050449889280 in words is "eighty-four trillion, fifty billion, four hundred forty-nine million, eight hundred eighty-nine thousand, two hundred eighty".