47534533543573 has 4 divisors (see below), whose sum is σ = 47534555725900. Its totient is φ = 47534511361248.

The previous prime is 47534533543571. The next prime is 47534533543577. The reversal of 47534533543573 is 37534533543574.

It is a happy number.

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 10431304441009 + 37103229102564 = 3229753^2 + 6091242^2 .

It is a cyclic number.

It is not a de Polignac number, because 47534533543573 - 2¹ = 47534533543571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47534533543571) 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, 7486248 + ... + 12292801.

It is an arithmetic number, because the mean of its divisors is an integer number (11883638931475).

Almost surely, 2^{47534533543573} is an apocalyptic number.

It is an amenable number.

47534533543573 is a deficient number, since it is larger than the sum of its proper divisors (22182327).

47534533543573 is a wasteful number, since it uses less digits than its factorization.

47534533543573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22182326.

The product of its digits is 476280000, while the sum is 61.

Subtracting from 47534533543573 its reverse (37534533543574), we obtain a palindrome (9999999999999).

The spelling of 47534533543573 in words is "forty-seven trillion, five hundred thirty-four billion, five hundred thirty-three million, five hundred forty-three thousand, five hundred seventy-three".