2500000025000 has 96 divisors (see below), whose sum is σ = 6203648175480. Its totient is φ = 941176320000.

The previous prime is 2500000024979. The next prime is 2500000025027. The reversal of 2500000025000 is 5200000052.

It can be written as a sum of positive squares in 12 ways, for example, as 476715678916 + 2023284346084 = 690446^2 + 1422422^2 .

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 23 ways as a sum of consecutive naturals, for example, 2516177 + ... + 3366176.

Almost surely, 2^{2500000025000} is an apocalyptic number.

2500000025000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2500000025000 is an abundant number, since it is smaller than the sum of its proper divisors (3703648150480).

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

2500000025000 is an equidigital number, since it uses as much as digits as its factorization.

2500000025000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882401 (or 5882377 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

Adding to 2500000025000 its reverse (5200000052), we get a palindrome (2505200025052).

The spelling of 2500000025000 in words is "two trillion, five hundred billion, twenty-five thousand".