50521144 has 16 divisors (see below), whose sum is σ = 100299600. Its totient is φ = 23774592.

The previous prime is 50521091. The next prime is 50521151. The reversal of 50521144 is 44112505.

It is a congruent number.

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, 185604 + ... + 185875.

It is an arithmetic number, because the mean of its divisors is an integer number (6268725).

Almost surely, 2^50521144 is an apocalyptic number.

It is an amenable number.

50521144 is a deficient number, since it is larger than the sum of its proper divisors (49778456).

50521144 is a wasteful number, since it uses less digits than its factorization.

50521144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371502 (or 371498 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 50521144 is about 7107.8227327361. The cubic root of 50521144 is about 369.6786691546.

Adding to 50521144 its reverse (44112505), we get a palindrome (94633649).

The spelling of 50521144 in words is "fifty million, five hundred twenty-one thousand, one hundred forty-four".