50521670517 has 32 divisors (see below), whose sum is σ = 70197202944. Its totient is φ = 32285260800.

The previous prime is 50521670513. The next prime is 50521670519. The reversal of 50521670517 is 71507612505.

It is not a de Polignac number, because 50521670517 - 2² = 50521670513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50521670513) 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 31 ways as a sum of consecutive naturals, for example, 7025998 + ... + 7033184.

It is an arithmetic number, because the mean of its divisors is an integer number (2193662592).

Almost surely, 2^50521670517 is an apocalyptic number.

It is an amenable number.

50521670517 is a deficient number, since it is larger than the sum of its proper divisors (19675532427).

50521670517 is a wasteful number, since it uses less digits than its factorization.

50521670517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7929.

The product of its (nonzero) digits is 73500, while the sum is 39.

The spelling of 50521670517 in words is "fifty billion, five hundred twenty-one million, six hundred seventy thousand, five hundred seventeen".