2543455153451 has 4 divisors (see below), whose sum is σ = 2631160503600. Its totient is φ = 2455749803304.

The previous prime is 2543455153397. The next prime is 2543455153487. The reversal of 2543455153451 is 1543515543452.

2543455153451 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2543455153451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543455153396 and 2543455153405.

It is not an unprimeable number, because it can be changed into a prime (2543455153651) 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, 43852675031 + ... + 43852675088.

It is an arithmetic number, because the mean of its divisors is an integer number (657790125900).

Almost surely, 2^{2543455153451} is an apocalyptic number.

2543455153451 is a deficient number, since it is larger than the sum of its proper divisors (87705350149).

2543455153451 is an equidigital number, since it uses as much as digits as its factorization.

2543455153451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87705350148.

The product of its digits is 3600000, while the sum is 47.

The spelling of 2543455153451 in words is "two trillion, five hundred forty-three billion, four hundred fifty-five million, one hundred fifty-three thousand, four hundred fifty-one".