50660064 has 144 divisors (see below), whose sum is σ = 177401952. Its totient is φ = 13353984.

The previous prime is 50660011. The next prime is 50660069. The reversal of 50660064 is 46006605.

50660064 is a `hidden beast` number, since 50 + 6 + 600 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50660069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25242 + ... + 27174.

It is an arithmetic number, because the mean of its divisors is an integer number (1231958).

Almost surely, 2^50660064 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 50660064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88700976).

50660064 is an abundant number, since it is smaller than the sum of its proper divisors (126741888).

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

50660064 is a wasteful number, since it uses less digits than its factorization.

50660064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969 (or 1958 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 50660064 is about 7117.5883556160. The cubic root of 50660064 is about 370.0171991031.

Adding to 50660064 its reverse (46006605), we get a palindrome (96666669).

The spelling of 50660064 in words is "fifty million, six hundred sixty thousand, sixty-four".