2540554532253 has 6 divisors (see below), whose sum is σ = 3669689879934. Its totient is φ = 1693703021496.

The previous prime is 2540554532221. The next prime is 2540554532281. The reversal of 2540554532253 is 3522354550452.

2540554532253 is a `hidden beast` number, since 2 + 5 + 40 + 5 + 54 + 532 + 25 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1686146399289 + 854408132964 = 1298517^2 + 924342^2 .

It is not a de Polignac number, because 2540554532253 - 2⁵ = 2540554532221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2540554532199 and 2540554532208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540554532293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141141918450 + ... + 141141918467.

It is an arithmetic number, because the mean of its divisors is an integer number (611614979989).

Almost surely, 2^{2540554532253} is an apocalyptic number.

It is an amenable number.

2540554532253 is a deficient number, since it is larger than the sum of its proper divisors (1129135347681).

2540554532253 is a wasteful number, since it uses less digits than its factorization.

2540554532253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282283836923 (or 282283836920 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 45.

The spelling of 2540554532253 in words is "two trillion, five hundred forty billion, five hundred fifty-four million, five hundred thirty-two thousand, two hundred fifty-three".