50555055050551 has 4 divisors (see below), whose sum is σ = 51267098079504. Its totient is φ = 49843012021600.

The previous prime is 50555055050471. The next prime is 50555055050573. The reversal of 50555055050551 is 15505055055505.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50555055050551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555055050581) 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, 356021514370 + ... + 356021514511.

It is an arithmetic number, because the mean of its divisors is an integer number (12816774519876).

Almost surely, 2^{50555055050551} is an apocalyptic number.

50555055050551 is a deficient number, since it is larger than the sum of its proper divisors (712043028953).

50555055050551 is an equidigital number, since it uses as much as digits as its factorization.

50555055050551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712043028952.

The product of its (nonzero) digits is 1953125, while the sum is 46.

The spelling of 50555055050551 in words is "fifty trillion, five hundred fifty-five billion, fifty-five million, fifty thousand, five hundred fifty-one".