51600365 has 8 divisors (see below), whose sum is σ = 62373240. Its totient is φ = 40978432.

The previous prime is 51600349. The next prime is 51600377. The reversal of 51600365 is 56300615.

It can be written as a sum of positive squares in 4 ways, for example, as 948676 + 50651689 = 974^2 + 7117^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 51600365 - 2⁴ = 51600349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36980 + ... + 38349.

It is an arithmetic number, because the mean of its divisors is an integer number (7796655).

Almost surely, 2^51600365 is an apocalyptic number.

It is an amenable number.

51600365 is a deficient number, since it is larger than the sum of its proper divisors (10772875).

51600365 is a wasteful number, since it uses less digits than its factorization.

51600365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75471.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 51600365 is about 7183.3394044831. The cubic root of 51600365 is about 372.2924748300.

The spelling of 51600365 in words is "fifty-one million, six hundred thousand, three hundred sixty-five".