51068535 has 24 divisors (see below), whose sum is σ = 95051376. Its totient is φ = 23345280.

The previous prime is 51068509. The next prime is 51068543. The reversal of 51068535 is 53586015.

It is not a de Polignac number, because 51068535 - 2⁵ = 51068503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51068496 and 51068505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34006 + ... + 35475.

It is an arithmetic number, because the mean of its divisors is an integer number (3960474).

Almost surely, 2^51068535 is an apocalyptic number.

51068535 is a deficient number, since it is larger than the sum of its proper divisors (43982841).

51068535 is a wasteful number, since it uses less digits than its factorization.

51068535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69503 (or 69496 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 51068535 is about 7146.2252273491. The cubic root of 51068535 is about 371.0090184114.

The spelling of 51068535 in words is "fifty-one million, sixty-eight thousand, five hundred thirty-five".