2545532253 has 48 divisors (see below), whose sum is σ = 4129444800. Its totient is φ = 1497450240.

The previous prime is 2545532251. The next prime is 2545532261. The reversal of 2545532253 is 3522355452.

2545532253 is a `hidden beast` number, since 2 + 54 + 553 + 2 + 2 + 53 = 666.

It is not a de Polignac number, because 2545532253 - 2¹ = 2545532251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545532251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2962938 + ... + 2963796.

It is an arithmetic number, because the mean of its divisors is an integer number (86030100).

Almost surely, 2^2545532253 is an apocalyptic number.

It is an amenable number.

2545532253 is a deficient number, since it is larger than the sum of its proper divisors (1583912547).

2545532253 is a wasteful number, since it uses less digits than its factorization.

2545532253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722 (or 1719 counting only the distinct ones).

The product of its digits is 180000, while the sum is 36.

The square root of 2545532253 is about 50453.2680111011. The cubic root of 2545532253 is about 1365.3988561908.

The spelling of 2545532253 in words is "two billion, five hundred forty-five million, five hundred thirty-two thousand, two hundred fifty-three".