51450363 has 16 divisors (see below), whose sum is σ = 77299200. Its totient is φ = 33815880.

The previous prime is 51450353. The next prime is 51450391. The reversal of 51450363 is 36305415.

51450363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51450363 - 2⁶ = 51450299 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (51450323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11503 + ... + 15336.

It is an arithmetic number, because the mean of its divisors is an integer number (4831200).

Almost surely, 2^51450363 is an apocalyptic number.

51450363 is a deficient number, since it is larger than the sum of its proper divisors (25848837).

51450363 is a wasteful number, since it uses less digits than its factorization.

51450363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26919 (or 26913 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 51450363 is about 7172.8908398218. The cubic root of 51450363 is about 371.9313739172.

Adding to 51450363 its reverse (36305415), we get a palindrome (87755778).

The spelling of 51450363 in words is "fifty-one million, four hundred fifty thousand, three hundred sixty-three".