51060506 has 16 divisors (see below), whose sum is σ = 91338624. Its totient is φ = 20931504.

The previous prime is 51060491. The next prime is 51060511. The reversal of 51060506 is 60506015.

51060506 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 (23).

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 78965 + ... + 79608.

It is an arithmetic number, because the mean of its divisors is an integer number (5708664).

Almost surely, 2^51060506 is an apocalyptic number.

51060506 is a deficient number, since it is larger than the sum of its proper divisors (40278118).

51060506 is a wasteful number, since it uses less digits than its factorization.

51060506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158605.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 51060506 is about 7145.6634401573. The cubic root of 51060506 is about 370.9895740344.

It can be divided in two parts, 510 and 60506, that added together give a palindrome (61016).

The spelling of 51060506 in words is "fifty-one million, sixty thousand, five hundred six".