2501005925 has 24 divisors (see below), whose sum is σ = 3387720672. Its totient is φ = 1816472000.

The previous prime is 2501005921. The next prime is 2501005963. The reversal of 2501005925 is 5295001052.

It is not a de Polignac number, because 2501005925 - 2² = 2501005921 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501005921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213470 + ... + 224880.

It is an arithmetic number, because the mean of its divisors is an integer number (141155028).

Almost surely, 2^2501005925 is an apocalyptic number.

2501005925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2501005925 is a deficient number, since it is larger than the sum of its proper divisors (886714747).

2501005925 is a wasteful number, since it uses less digits than its factorization.

2501005925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12229 (or 12224 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 2501005925 is about 50010.0582383184. The cubic root of 2501005925 is about 1357.3908172574.

Adding to 2501005925 its reverse (5295001052), we get a palindrome (7796006977).

The spelling of 2501005925 in words is "two billion, five hundred one million, five thousand, nine hundred twenty-five".