2506869100 has 18 divisors (see below), whose sum is σ = 5439906164. Its totient is φ = 1002747600.

The previous prime is 2506869089. The next prime is 2506869133. The reversal of 2506869100 is 19686052.

It is a self number, because there is not a number n which added to its sum of digits gives 2506869100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12534246 + ... + 12534445.

Almost surely, 2^2506869100 is an apocalyptic number.

2506869100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2506869100 is an abundant number, since it is smaller than the sum of its proper divisors (2933037064).

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

2506869100 is a wasteful number, since it uses less digits than its factorization.

2506869100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25068705 (or 25068698 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2506869100 is about 50068.6438801771. The cubic root of 2506869100 is about 1358.4507119596.

The spelling of 2506869100 in words is "two billion, five hundred six million, eight hundred sixty-nine thousand, one hundred".