51745016 has 16 divisors (see below), whose sum is σ = 97170840. Its totient is φ = 25832800.

The previous prime is 51745003. The next prime is 51745021. The reversal of 51745016 is 61054715.

It is a self number, because there is not a number n which added to its sum of digits gives 51745016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995 + ... + 10221.

Almost surely, 2^51745016 is an apocalyptic number.

It is an amenable number.

51745016 is a deficient number, since it is larger than the sum of its proper divisors (45425824).

51745016 is a wasteful number, since it uses less digits than its factorization.

51745016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9934 (or 9930 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 51745016 is about 7193.4008646815. The cubic root of 51745016 is about 372.6400320327.

The spelling of 51745016 in words is "fifty-one million, seven hundred forty-five thousand, sixteen".