50505551050561 has 8 divisors (see below), whose sum is σ = 51114254091264. Its totient is φ = 49896852829680.

The previous prime is 50505551050523. The next prime is 50505551050579. The reversal of 50505551050561 is 16505015550505.

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 50505551050561 - 2³⁷ = 50368112097089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50505551053561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22725435 + ... + 24848671.

It is an arithmetic number, because the mean of its divisors is an integer number (6389281761408).

Almost surely, 2^{50505551050561} is an apocalyptic number.

It is an amenable number.

50505551050561 is a deficient number, since it is larger than the sum of its proper divisors (608703040703).

50505551050561 is a wasteful number, since it uses less digits than its factorization.

50505551050561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2409911.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 50505551050561 in words is "fifty trillion, five hundred five billion, five hundred fifty-one million, fifty thousand, five hundred sixty-one".