51041650 has 96 divisors (see below), whose sum is σ = 112814208. Its totient is φ = 16972800.

The previous prime is 51041621. The next prime is 51041651. The reversal of 51041650 is 5614015.

51041650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (51041651) 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 47 ways as a sum of consecutive naturals, for example, 495499 + ... + 495601.

It is an arithmetic number, because the mean of its divisors is an integer number (1175148).

Almost surely, 2^51041650 is an apocalyptic number.

51041650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51041650 is an abundant number, since it is smaller than the sum of its proper divisors (61772558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51041650 is a wasteful number, since it uses less digits than its factorization.

51041650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 51041650 is about 7144.3439166938. The cubic root of 51041650 is about 370.9439011571.

Adding to 51041650 its reverse (5614015), we get a palindrome (56655665).

The spelling of 51041650 in words is "fifty-one million, forty-one thousand, six hundred fifty".