50145512 has 16 divisors (see below), whose sum is σ = 99553860. Its totient is φ = 23597824.

The previous prime is 50145509. The next prime is 50145517. The reversal of 50145512 is 21554105.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49928356 + 217156 = 7066^2 + 466^2 .

It is not an unprimeable number, because it can be changed into a prime (50145517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184223 + ... + 184494.

Almost surely, 2^50145512 is an apocalyptic number.

It is an amenable number.

50145512 is a deficient number, since it is larger than the sum of its proper divisors (49408348).

50145512 is a wasteful number, since it uses less digits than its factorization.

50145512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368740 (or 368736 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 50145512 is about 7081.3495888849. The cubic root of 50145512 is about 368.7601842634.

Adding to 50145512 its reverse (21554105), we get a palindrome (71699617).

The spelling of 50145512 in words is "fifty million, one hundred forty-five thousand, five hundred twelve".