4989553474850 has 48 divisors (see below), whose sum is σ = 10606722870336. Its totient is φ = 1710646344000.

The previous prime is 4989553474811. The next prime is 4989553474859. The reversal of 4989553474850 is 584743559894.

It is not an unprimeable number, because it can be changed into a prime (4989553474859) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10884785 + ... + 11333915.

It is an arithmetic number, because the mean of its divisors is an integer number (220973393132).

Almost surely, 2^{4989553474850} is an apocalyptic number.

4989553474850 is an abundant number, since it is smaller than the sum of its proper divisors (5617169395486).

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

4989553474850 is a wasteful number, since it uses less digits than its factorization.

4989553474850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480891 (or 480886 counting only the distinct ones).

The product of its (nonzero) digits is 870912000, while the sum is 71.

The spelling of 4989553474850 in words is "four trillion, nine hundred eighty-nine billion, five hundred fifty-three million, four hundred seventy-four thousand, eight hundred fifty".