51696368 has 10 divisors (see below), whose sum is σ = 100161744. Its totient is φ = 25848176.

The previous prime is 51696361. The next prime is 51696377. The reversal of 51696368 is 86369615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51696361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615496 + ... + 1615527.

Almost surely, 2^51696368 is an apocalyptic number.

It is an amenable number.

51696368 is a deficient number, since it is larger than the sum of its proper divisors (48465376).

51696368 is a wasteful number, since it uses less digits than its factorization.

51696368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231031 (or 3231025 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 51696368 is about 7190.0186369717. The cubic root of 51696368 is about 372.5232164261.

The spelling of 51696368 in words is "fifty-one million, six hundred ninety-six thousand, three hundred sixty-eight".