53116263 has 16 divisors (see below), whose sum is σ = 78927840. Its totient is φ = 35304192.

The previous prime is 53116253. The next prime is 53116291. The reversal of 53116263 is 36261135.

53116263 is a `hidden beast` number, since 5 + 31 + 1 + 626 + 3 = 666.

It is not a de Polignac number, because 53116263 - 2⁴ = 53116247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53116243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6745 + ... + 12317.

It is an arithmetic number, because the mean of its divisors is an integer number (4932990).

Almost surely, 2^53116263 is an apocalyptic number.

53116263 is a deficient number, since it is larger than the sum of its proper divisors (25811577).

53116263 is a wasteful number, since it uses less digits than its factorization.

53116263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935 (or 5929 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 53116263 is about 7288.0904906567. The cubic root of 53116263 is about 375.9030396395.

Adding to 53116263 its reverse (36261135), we get a palindrome (89377398).

The spelling of 53116263 in words is "fifty-three million, one hundred sixteen thousand, two hundred sixty-three".