2545479825 has 24 divisors (see below), whose sum is σ = 4809745728. Its totient is φ = 1163647680.

The previous prime is 2545479809. The next prime is 2545479847. The reversal of 2545479825 is 5289745452.

2545479825 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2545479825 - 2⁴ = 2545479809 is a prime.

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, 2423742 + ... + 2424791.

It is an arithmetic number, because the mean of its divisors is an integer number (200406072).

Almost surely, 2^2545479825 is an apocalyptic number.

2545479825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2545479825 is a deficient number, since it is larger than the sum of its proper divisors (2264265903).

2545479825 is a wasteful number, since it uses less digits than its factorization.

2545479825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4848553 (or 4848548 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 51.

The square root of 2545479825 is about 50452.7484385142. The cubic root of 2545479825 is about 1365.3894821692.

The spelling of 2545479825 in words is "two billion, five hundred forty-five million, four hundred seventy-nine thousand, eight hundred twenty-five".