2506535500 has 96 divisors (see below), whose sum is σ = 6306693120. Its totient is φ = 852465600.

The previous prime is 2506535497. The next prime is 2506535501. The reversal of 2506535500 is 55356052.

It is not an unprimeable number, because it can be changed into a prime (2506535501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 441681 + ... + 447319.

It is an arithmetic number, because the mean of its divisors is an integer number (65694720).

Almost surely, 2^2506535500 is an apocalyptic number.

2506535500 is a gapful number since it is divisible by the number (20) 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 2506535500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3153346560).

2506535500 is an abundant number, since it is smaller than the sum of its proper divisors (3800157620).

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

2506535500 is a wasteful number, since it uses less digits than its factorization.

2506535500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792 (or 5780 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 2506535500 is about 50065.3123429785. The cubic root of 2506535500 is about 1358.3904509670.

The spelling of 2506535500 in words is "two billion, five hundred six million, five hundred thirty-five thousand, five hundred".