2551413125 has 40 divisors (see below), whose sum is σ = 3389664960. Its totient is φ = 1913184000.

The previous prime is 2551413121. The next prime is 2551413133. The reversal of 2551413125 is 5213141552.

It is not a de Polignac number, because 2551413125 - 2² = 2551413121 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551413121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4664102 + ... + 4664648.

It is an arithmetic number, because the mean of its divisors is an integer number (84741624).

Almost surely, 2^2551413125 is an apocalyptic number.

2551413125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2551413125 is a deficient number, since it is larger than the sum of its proper divisors (838251835).

2551413125 is an equidigital number, since it uses as much as digits as its factorization.

2551413125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023 (or 1008 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 2551413125 is about 50511.5147763359. The cubic root of 2551413125 is about 1366.4495284281.

Adding to 2551413125 its reverse (5213141552), we get a palindrome (7764554677).

The spelling of 2551413125 in words is "two billion, five hundred fifty-one million, four hundred thirteen thousand, one hundred twenty-five".