51125168 has 10 divisors (see below), whose sum is σ = 99055044. Its totient is φ = 25562576.

The previous prime is 51125149. The next prime is 51125177. The reversal of 51125168 is 86152115.

It is a super-2 number, since 2×51125168² = 5227565606056448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51125168.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597646 + ... + 1597677.

Almost surely, 2^51125168 is an apocalyptic number.

It is an amenable number.

51125168 is a deficient number, since it is larger than the sum of its proper divisors (47929876).

51125168 is a wasteful number, since it uses less digits than its factorization.

51125168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195331 (or 3195325 counting only the distinct ones).

The product of its digits is 2400, while the sum is 29.

The square root of 51125168 is about 7150.1865709924. The cubic root of 51125168 is about 371.1461125575.

The spelling of 51125168 in words is "fifty-one million, one hundred twenty-five thousand, one hundred sixty-eight".