53215052020303 has 4 divisors (see below), whose sum is σ = 53541524732248. Its totient is φ = 52888579308360.

The previous prime is 53215052020301. The next prime is 53215052020349. The reversal of 53215052020303 is 30302025051235.

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 53215052020303 - 2¹ = 53215052020301 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 (53215052020301) 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, 163236355728 + ... + 163236356053.

It is an arithmetic number, because the mean of its divisors is an integer number (13385381183062).

Almost surely, 2^{53215052020303} is an apocalyptic number.

53215052020303 is a deficient number, since it is larger than the sum of its proper divisors (326472711945).

53215052020303 is a wasteful number, since it uses less digits than its factorization.

53215052020303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326472711944.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 53215052020303 its reverse (30302025051235), we get a palindrome (83517077071538).

The spelling of 53215052020303 in words is "fifty-three trillion, two hundred fifteen billion, fifty-two million, twenty thousand, three hundred three".