51516336 has 40 divisors (see below), whose sum is σ = 136335024. Its totient is φ = 16752640.

The previous prime is 51516331. The next prime is 51516349. The reversal of 51516336 is 63361515.

It is not an unprimeable number, because it can be changed into a prime (51516331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11121 + ... + 15056.

Almost surely, 2^51516336 is an apocalyptic number.

It is an amenable number.

51516336 is an abundant number, since it is smaller than the sum of its proper divisors (84818688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51516336 is a wasteful number, since it uses less digits than its factorization.

51516336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26229 (or 26223 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The square root of 51516336 is about 7177.4881400111. The cubic root of 51516336 is about 372.0902775461.

The spelling of 51516336 in words is "fifty-one million, five hundred sixteen thousand, three hundred thirty-six".