50515206507 has 12 divisors (see below), whose sum is σ = 72968370904. Its totient is φ = 33675899040.

The previous prime is 50515206503. The next prime is 50515206557. The reversal of 50515206507 is 70560251505.

It is a happy number.

50515206507 is a `hidden beast` number, since 50 + 51 + 52 + 0 + 6 + 507 = 666.

It is not a de Polignac number, because 50515206507 - 2² = 50515206503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50515206503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556983 + ... + 641295.

Almost surely, 2^50515206507 is an apocalyptic number.

50515206507 is a deficient number, since it is larger than the sum of its proper divisors (22453164397).

50515206507 is a wasteful number, since it uses less digits than its factorization.

50515206507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150890 (or 150887 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The spelling of 50515206507 in words is "fifty billion, five hundred fifteen million, two hundred six thousand, five hundred seven".