2548118550 has 96 divisors (see below), whose sum is σ = 6450480000. Its totient is φ = 665487360.

The previous prime is 2548118513. The next prime is 2548118561. The reversal of 2548118550 is 558118452.

It is a junction number, because it is equal to n+sod(n) for n = 2548118499 and 2548118508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4415862 + ... + 4416438.

It is an arithmetic number, because the mean of its divisors is an integer number (67192500).

Almost surely, 2^2548118550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2548118550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3225240000).

2548118550 is an abundant number, since it is smaller than the sum of its proper divisors (3902361450).

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

2548118550 is a wasteful number, since it uses less digits than its factorization.

2548118550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 39.

The square root of 2548118550 is about 50478.8921233420. The cubic root of 2548118550 is about 1365.8611212275.

The spelling of 2548118550 in words is "two billion, five hundred forty-eight million, one hundred eighteen thousand, five hundred fifty".