50680643569 has 8 divisors (see below), whose sum is σ = 50920407360. Its totient is φ = 50441024976.

The previous prime is 50680643561. The next prime is 50680643641. The reversal of 50680643569 is 96534608605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50680643569 - 2³ = 50680643561 is a prime.

It is a super-2 number, since 2×50680643569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50680643561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 698412 + ... + 767554.

It is an arithmetic number, because the mean of its divisors is an integer number (6365050920).

Almost surely, 2^50680643569 is an apocalyptic number.

It is an amenable number.

50680643569 is a deficient number, since it is larger than the sum of its proper divisors (239763791).

50680643569 is a wasteful number, since it uses less digits than its factorization.

50680643569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72599.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 50680643569 in words is "fifty billion, six hundred eighty million, six hundred forty-three thousand, five hundred sixty-nine".