2500000252500 has 60 divisors (see below), whose sum is σ = 7289334091424. Its totient is φ = 666666732000.

The previous prime is 2500000252499. The next prime is 2500000252507. The reversal of 2500000252500 is 52520000052.

It is a tau number, because it is divible by the number of its divisors (60).

2500000252500 is a modest number, since divided by 252500 gives 25000 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500000252507) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 166659184 + ... + 166674183.

Almost surely, 2^{2500000252500} is an apocalyptic number.

2500000252500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2500000252500 is an abundant number, since it is smaller than the sum of its proper divisors (4789333838924).

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

2500000252500 is a wasteful number, since it uses less digits than its factorization.

2500000252500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333333394 (or 333333377 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

Adding to 2500000252500 its reverse (52520000052), we get a palindrome (2552520252552).

The spelling of 2500000252500 in words is "two trillion, five hundred billion, two hundred fifty-two thousand, five hundred".