51795518 has 8 divisors (see below), whose sum is σ = 77730240. Its totient is φ = 25885440.

The previous prime is 51795511. The next prime is 51795533. The reversal of 51795518 is 81559715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51795511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563 + ... + 10193.

It is an arithmetic number, because the mean of its divisors is an integer number (9716280).

Almost surely, 2^51795518 is an apocalyptic number.

51795518 is a deficient number, since it is larger than the sum of its proper divisors (25934722).

51795518 is a wasteful number, since it uses less digits than its factorization.

51795518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12322.

The product of its digits is 63000, while the sum is 41.

The square root of 51795518 is about 7196.9103092925. The cubic root of 51795518 is about 372.7612221127.

The spelling of 51795518 in words is "fifty-one million, seven hundred ninety-five thousand, five hundred eighteen".