50066990613 has 12 divisors (see below), whose sum is σ = 72752036448. Its totient is φ = 33178124520.

The previous prime is 50066990543. The next prime is 50066990627. The reversal of 50066990613 is 31609966005.

It is not a de Polignac number, because 50066990613 - 2²⁰ = 50065942037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50066997613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16654183 + ... + 16657188.

It is an arithmetic number, because the mean of its divisors is an integer number (6062669704).

Almost surely, 2^50066990613 is an apocalyptic number.

It is an amenable number.

50066990613 is a deficient number, since it is larger than the sum of its proper divisors (22685045835).

50066990613 is a wasteful number, since it uses less digits than its factorization.

50066990613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33311544 (or 33311541 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The spelling of 50066990613 in words is "fifty billion, sixty-six million, nine hundred ninety thousand, six hundred thirteen".