2530421345453 has 4 divisors (see below), whose sum is σ = 2530545692508. Its totient is φ = 2530296998400.

The previous prime is 2530421345443. The next prime is 2530421345467. The reversal of 2530421345453 is 3545431240352.

2530421345453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 729731103049 + 1800690242404 = 854243^2 + 1341898^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530421345453 - 2³⁴ = 2513241476269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2530421345453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2530421345443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62142998 + ... + 62183703.

It is an arithmetic number, because the mean of its divisors is an integer number (632636423127).

Almost surely, 2^{2530421345453} is an apocalyptic number.

It is an amenable number.

2530421345453 is a deficient number, since it is larger than the sum of its proper divisors (124347055).

2530421345453 is a wasteful number, since it uses less digits than its factorization.

2530421345453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124347054.

The product of its (nonzero) digits is 864000, while the sum is 41.

The spelling of 2530421345453 in words is "two trillion, five hundred thirty billion, four hundred twenty-one million, three hundred forty-five thousand, four hundred fifty-three".