53111113255 has 4 divisors (see below), whose sum is σ = 63733335912. Its totient is φ = 42488890600.

The previous prime is 53111113249. The next prime is 53111113259. The reversal of 53111113255 is 55231111135.

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

It is not a de Polignac number, because 53111113255 - 2¹⁹ = 53110588967 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 (53111113259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5311111321 + ... + 5311111330.

It is an arithmetic number, because the mean of its divisors is an integer number (15933333978).

Almost surely, 2^53111113255 is an apocalyptic number.

53111113255 is a deficient number, since it is larger than the sum of its proper divisors (10622222657).

53111113255 is a wasteful number, since it uses less digits than its factorization.

53111113255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622222656.

The product of its digits is 2250, while the sum is 28.

The spelling of 53111113255 in words is "fifty-three billion, one hundred eleven million, one hundred thirteen thousand, two hundred fifty-five".