50055560551 has 2 divisors, whose sum is σ = 50055560552. Its totient is φ = 50055560550.

The previous prime is 50055560549. The next prime is 50055560557. The reversal of 50055560551 is 15506555005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50055560551 - 2¹ = 50055560549 is a prime.

Together with 50055560549, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 50055560551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50055560557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25027780275 + 25027780276.

It is an arithmetic number, because the mean of its divisors is an integer number (25027780276).

Almost surely, 2^50055560551 is an apocalyptic number.

50055560551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50055560551 is an equidigital number, since it uses as much as digits as its factorization.

50055560551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 50055560551 in words is "fifty billion, fifty-five million, five hundred sixty thousand, five hundred fifty-one".