53552340203 has 4 divisors (see below), whose sum is σ = 56702477880. Its totient is φ = 50402202528.

The previous prime is 53552340119. The next prime is 53552340229. The reversal of 53552340203 is 30204325535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53552340203 - 2¹⁴ = 53552323819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53552340203.

It is not an unprimeable number, because it can be changed into a prime (53552340253) 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, 1575068813 + ... + 1575068846.

It is an arithmetic number, because the mean of its divisors is an integer number (14175619470).

Almost surely, 2^53552340203 is an apocalyptic number.

53552340203 is a deficient number, since it is larger than the sum of its proper divisors (3150137677).

53552340203 is a wasteful number, since it uses less digits than its factorization.

53552340203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150137676.

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 53552340203 its reverse (30204325535), we get a palindrome (83756665738).

The spelling of 53552340203 in words is "fifty-three billion, five hundred fifty-two million, three hundred forty thousand, two hundred three".