50668927655 has 4 divisors (see below), whose sum is σ = 60802713192. Its totient is φ = 40535142120.

The previous prime is 50668927613. The next prime is 50668927657. The reversal of 50668927655 is 55672986605.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50668927655 - 2¹⁰ = 50668926631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50668927594 and 50668927603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50668927657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5066892761 + ... + 5066892770.

It is an arithmetic number, because the mean of its divisors is an integer number (15200678298).

Almost surely, 2^50668927655 is an apocalyptic number.

50668927655 is a deficient number, since it is larger than the sum of its proper divisors (10133785537).

50668927655 is a wasteful number, since it uses less digits than its factorization.

50668927655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10133785536.

The product of its (nonzero) digits is 27216000, while the sum is 59.

The spelling of 50668927655 in words is "fifty billion, six hundred sixty-eight million, nine hundred twenty-seven thousand, six hundred fifty-five".