50550051055571 has 2 divisors, whose sum is σ = 50550051055572. Its totient is φ = 50550051055570.

The previous prime is 50550051055547. The next prime is 50550051055639. The reversal of 50550051055571 is 17555015005505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50550051055571 - 2²² = 50550046861267 is a prime.

It is not a weakly prime, because it can be changed into another prime (50550051055531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275025527785 + 25275025527786.

It is an arithmetic number, because the mean of its divisors is an integer number (25275025527786).

Almost surely, 2^{50550051055571} is an apocalyptic number.

50550051055571 is a deficient number, since it is larger than the sum of its proper divisors (1).

50550051055571 is an equidigital number, since it uses as much as digits as its factorization.

50550051055571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 546875, while the sum is 44.

The spelling of 50550051055571 in words is "fifty trillion, five hundred fifty billion, fifty-one million, fifty-five thousand, five hundred seventy-one".