51968363 has 4 divisors (see below), whose sum is σ = 54703560. Its totient is φ = 49233168.

The previous prime is 51968353. The next prime is 51968419. The reversal of 51968363 is 36386915.

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 51968363 - 2⁶ = 51968299 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 51968363.

It is not an unprimeable number, because it can be changed into a prime (51968353) 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, 1367570 + ... + 1367607.

It is an arithmetic number, because the mean of its divisors is an integer number (13675890).

Almost surely, 2^51968363 is an apocalyptic number.

51968363 is a deficient number, since it is larger than the sum of its proper divisors (2735197).

51968363 is a wasteful number, since it uses less digits than its factorization.

51968363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735196.

The product of its digits is 116640, while the sum is 41.

The square root of 51968363 is about 7208.9085859095. The cubic root of 51968363 is about 373.1754045205.

The spelling of 51968363 in words is "fifty-one million, nine hundred sixty-eight thousand, three hundred sixty-three".