51650150 has 24 divisors (see below), whose sum is σ = 98669280. Its totient is φ = 20100960.

The previous prime is 51650149. The next prime is 51650173. The reversal of 51650150 is 5105615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12110 + ... + 15809.

It is an arithmetic number, because the mean of its divisors is an integer number (4111220).

Almost surely, 2^51650150 is an apocalyptic number.

51650150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51650150 is a deficient number, since it is larger than the sum of its proper divisors (47019130).

51650150 is a wasteful number, since it uses less digits than its factorization.

51650150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27968 (or 27963 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 51650150 is about 7186.8038793333. The cubic root of 51650150 is about 372.4121679318.

Adding to 51650150 its reverse (5105615), we get a palindrome (56755765).

The spelling of 51650150 in words is "fifty-one million, six hundred fifty thousand, one hundred fifty".