50566516 has 96 divisors (see below), whose sum is σ = 121137408. Its totient is φ = 17832960.

The previous prime is 50566493. The next prime is 50566519. The reversal of 50566516 is 61566505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50566519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292206 + ... + 292378.

It is an arithmetic number, because the mean of its divisors is an integer number (1261848).

Almost surely, 2^50566516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50566516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60568704).

50566516 is an abundant number, since it is smaller than the sum of its proper divisors (70570892).

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

50566516 is a wasteful number, since it uses less digits than its factorization.

50566516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 50566516 is about 7111.0137111385. The cubic root of 50566516 is about 369.7893029775.

The spelling of 50566516 in words is "fifty million, five hundred sixty-six thousand, five hundred sixteen".