50781716 has 12 divisors (see below), whose sum is σ = 89261088. Its totient is φ = 25278552.

The previous prime is 50781701. The next prime is 50781719. The reversal of 50781716 is 61718705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50781719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27056 + ... + 28871.

It is an arithmetic number, because the mean of its divisors is an integer number (7438424).

Almost surely, 2^50781716 is an apocalyptic number.

It is an amenable number.

50781716 is a deficient number, since it is larger than the sum of its proper divisors (38479372).

50781716 is a wasteful number, since it uses less digits than its factorization.

50781716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56158 (or 56156 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 50781716 is about 7126.1291035176. The cubic root of 50781716 is about 370.3131412844.

The spelling of 50781716 in words is "fifty million, seven hundred eighty-one thousand, seven hundred sixteen".