2545503625 has 32 divisors (see below), whose sum is σ = 3821725440. Its totient is φ = 1653609600.

The previous prime is 2545503617. The next prime is 2545503641. The reversal of 2545503625 is 5263055452.

It is not a de Polignac number, because 2545503625 - 2³ = 2545503617 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 59932 + ... + 93181.

It is an arithmetic number, because the mean of its divisors is an integer number (119428920).

Almost surely, 2^2545503625 is an apocalyptic number.

2545503625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2545503625 is a deficient number, since it is larger than the sum of its proper divisors (1276221815).

2545503625 is a wasteful number, since it uses less digits than its factorization.

2545503625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153154 (or 153144 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 2545503625 is about 50452.9843022194. The cubic root of 2545503625 is about 1365.3937375776.

The spelling of 2545503625 in words is "two billion, five hundred forty-five million, five hundred three thousand, six hundred twenty-five".