51007016 has 16 divisors (see below), whose sum is σ = 98223540. Its totient is φ = 24814080.

The previous prime is 51006983. The next prime is 51007063. The reversal of 51007016 is 61070015.

It can be written as a sum of positive squares in 2 ways, for example, as 45024100 + 5982916 = 6710^2 + 2446^2 .

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, 85865 + ... + 86456.

Almost surely, 2^51007016 is an apocalyptic number.

It is an amenable number.

51007016 is a deficient number, since it is larger than the sum of its proper divisors (47216524).

51007016 is a wasteful number, since it uses less digits than its factorization.

51007016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172364 (or 172360 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 51007016 is about 7141.9196299034. The cubic root of 51007016 is about 370.8599816000.

The spelling of 51007016 in words is "fifty-one million, seven thousand, sixteen".