53455457343 has 4 divisors (see below), whose sum is σ = 71273943128. Its totient is φ = 35636971560.

The previous prime is 53455457323. The next prime is 53455457371. The reversal of 53455457343 is 34375455435.

53455457343 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 not a de Polignac number, because 53455457343 - 2⁵ = 53455457311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53455457292 and 53455457301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53455457323) 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, 8909242888 + ... + 8909242893.

It is an arithmetic number, because the mean of its divisors is an integer number (17818485782).

Almost surely, 2^53455457343 is an apocalyptic number.

53455457343 is a deficient number, since it is larger than the sum of its proper divisors (17818485785).

53455457343 is a wasteful number, since it uses less digits than its factorization.

53455457343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17818485784.

The product of its digits is 7560000, while the sum is 48.

The spelling of 53455457343 in words is "fifty-three billion, four hundred fifty-five million, four hundred fifty-seven thousand, three hundred forty-three".