84989500050 has 288 divisors, whose sum is σ = 261673251840. Its totient is φ = 17874604800.

The previous prime is 84989500033. The next prime is 84989500181. The reversal of 84989500050 is 5000598948.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 77900005 + ... + 77901095.

It is an arithmetic number, because the mean of its divisors is an integer number (908587680).

Almost surely, 2^84989500050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84989500050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130836625920).

84989500050 is an abundant number, since it is smaller than the sum of its proper divisors (176683751790).

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

84989500050 is a wasteful number, since it uses less digits than its factorization.

84989500050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578 (or 1560 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The spelling of 84989500050 in words is "eighty-four billion, nine hundred eighty-nine million, five hundred thousand, fifty".