2538855750 has 128 divisors (see below), whose sum is σ = 6619916160. Its totient is φ = 647270400.

The previous prime is 2538855703. The next prime is 2538855757. The reversal of 2538855750 is 575588352.

It is a self number, because there is not a number n which added to its sum of digits gives 2538855750.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538855757) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2457234 + ... + 2458266.

It is an arithmetic number, because the mean of its divisors is an integer number (51718095).

Almost surely, 2^2538855750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2538855750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3309958080).

2538855750 is an abundant number, since it is smaller than the sum of its proper divisors (4081060410).

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

2538855750 is a wasteful number, since it uses less digits than its factorization.

2538855750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195 (or 1185 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 48.

The square root of 2538855750 is about 50387.0593505912. The cubic root of 2538855750 is about 1364.2040738197.

The spelling of 2538855750 in words is "two billion, five hundred thirty-eight million, eight hundred fifty-five thousand, seven hundred fifty".