50550145 has 16 divisors (see below), whose sum is σ = 62270208. Its totient is φ = 39376000.

The previous prime is 50550139. The next prime is 50550169. The reversal of 50550145 is 54105505.

It is not a de Polignac number, because 50550145 - 2¹¹ = 50548097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58557 + ... + 59413.

It is an arithmetic number, because the mean of its divisors is an integer number (3891888).

Almost surely, 2^50550145 is an apocalyptic number.

It is an amenable number.

50550145 is a deficient number, since it is larger than the sum of its proper divisors (11720063).

50550145 is a wasteful number, since it uses less digits than its factorization.

50550145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 50550145 is about 7109.8625162516. The cubic root of 50550145 is about 369.7493920207.

The spelling of 50550145 in words is "fifty million, five hundred fifty thousand, one hundred forty-five".