2453553543 has 64 divisors (see below), whose sum is σ = 4348477440. Its totient is φ = 1195679232.

The previous prime is 2453553533. The next prime is 2453553547. The reversal of 2453553543 is 3453553542.

It is not a de Polignac number, because 2453553543 - 2¹³ = 2453545351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2453553547) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 148146 + ... + 163872.

It is an arithmetic number, because the mean of its divisors is an integer number (67944960).

Almost surely, 2^2453553543 is an apocalyptic number.

2453553543 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2453553543 is a deficient number, since it is larger than the sum of its proper divisors (1894923897).

2453553543 is a wasteful number, since it uses less digits than its factorization.

2453553543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15796.

The product of its digits is 540000, while the sum is 39.

The square root of 2453553543 is about 49533.3578813308. The cubic root of 2453553543 is about 1348.7512078731.

Subtracting 2453553543 from its reverse (3453553542), we obtain a palindrome (999999999).

The spelling of 2453553543 in words is "two billion, four hundred fifty-three million, five hundred fifty-three thousand, five hundred forty-three".