53725444543 has 2 divisors, whose sum is σ = 53725444544. Its totient is φ = 53725444542.

The previous prime is 53725444523. The next prime is 53725444589. The reversal of 53725444543 is 34544452735.

53725444543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (53725444589) can be obtained adding 53725444543 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53725444543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53725444493 and 53725444502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53725444523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26862722271 + 26862722272.

It is an arithmetic number, because the mean of its divisors is an integer number (26862722272).

Almost surely, 2^53725444543 is an apocalyptic number.

53725444543 is a deficient number, since it is larger than the sum of its proper divisors (1).

53725444543 is an equidigital number, since it uses as much as digits as its factorization.

53725444543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032000, while the sum is 46.

The spelling of 53725444543 in words is "fifty-three billion, seven hundred twenty-five million, four hundred forty-four thousand, five hundred forty-three".