55050105571 has 2 divisors, whose sum is σ = 55050105572. Its totient is φ = 55050105570.

The previous prime is 55050105533. The next prime is 55050105599. The reversal of 55050105571 is 17550105055.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55050105571 - 2¹⁹ = 55049581283 is a prime.

It is not a weakly prime, because it can be changed into another prime (55050105871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27525052785 + 27525052786.

It is an arithmetic number, because the mean of its divisors is an integer number (27525052786).

Almost surely, 2^55050105571 is an apocalyptic number.

55050105571 is a deficient number, since it is larger than the sum of its proper divisors (1).

55050105571 is an equidigital number, since it uses as much as digits as its factorization.

55050105571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21875, while the sum is 34.

The spelling of 55050105571 in words is "fifty-five billion, fifty million, one hundred five thousand, five hundred seventy-one".