2400325525 has 24 divisors (see below), whose sum is σ = 3283555464. Its totient is φ = 1729305600.

The previous prime is 2400325513. The next prime is 2400325549. The reversal of 2400325525 is 5255230042.

It can be written as a sum of positive squares in 12 ways, for example, as 911677636 + 1488647889 = 30194^2 + 38583^2 .

It is not a de Polignac number, because 2400325525 - 2⁷ = 2400325397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2400325493 and 2400325502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76744 + ... + 103393.

It is an arithmetic number, because the mean of its divisors is an integer number (136814811).

Almost surely, 2^2400325525 is an apocalyptic number.

2400325525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2400325525 is a deficient number, since it is larger than the sum of its proper divisors (883229939).

2400325525 is a wasteful number, since it uses less digits than its factorization.

2400325525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180201 (or 180196 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 2400325525 is about 48993.1171186321. The cubic root of 2400325525 is about 1338.9264299725.

Adding to 2400325525 its reverse (5255230042), we get a palindrome (7655555567).

The spelling of 2400325525 in words is "two billion, four hundred million, three hundred twenty-five thousand, five hundred twenty-five".