50445564 has 24 divisors (see below), whose sum is σ = 126761040. Its totient is φ = 15521664.

The previous prime is 50445557. The next prime is 50445569. The reversal of 50445564 is 46554405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50445569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161529 + ... + 161840.

It is an arithmetic number, because the mean of its divisors is an integer number (5281710).

Almost surely, 2^50445564 is an apocalyptic number.

It is an amenable number.

50445564 is an abundant number, since it is smaller than the sum of its proper divisors (76315476).

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

50445564 is a wasteful number, since it uses less digits than its factorization.

50445564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323389 (or 323387 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 50445564 is about 7102.5040654687. The cubic root of 50445564 is about 369.4942298211.

Adding to 50445564 its reverse (46554405), we get a palindrome (96999969).

The spelling of 50445564 in words is "fifty million, four hundred forty-five thousand, five hundred sixty-four".