53544033453 has 4 divisors (see below), whose sum is σ = 71392044608. Its totient is φ = 35696022300.

The previous prime is 53544033383. The next prime is 53544033463. The reversal of 53544033453 is 35433044535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53544033453 - 2⁸ = 53544033197 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 (53544033463) 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, 8924005573 + ... + 8924005578.

It is an arithmetic number, because the mean of its divisors is an integer number (17848011152).

Almost surely, 2^53544033453 is an apocalyptic number.

It is an amenable number.

53544033453 is a deficient number, since it is larger than the sum of its proper divisors (17848011155).

53544033453 is a wasteful number, since it uses less digits than its factorization.

53544033453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17848011154.

The product of its (nonzero) digits is 648000, while the sum is 39.

Adding to 53544033453 its reverse (35433044535), we get a palindrome (88977077988).

The spelling of 53544033453 in words is "fifty-three billion, five hundred forty-four million, thirty-three thousand, four hundred fifty-three".