50055561010555 has 4 divisors (see below), whose sum is σ = 60066673212672. Its totient is φ = 40044448808440.

The previous prime is 50055561010537. The next prime is 50055561010591. The reversal of 50055561010555 is 55501016555005.

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

It is a de Polignac number, because none of the positive numbers 2^k-50055561010555 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005556101051 + ... + 5005556101060.

It is an arithmetic number, because the mean of its divisors is an integer number (15016668303168).

Almost surely, 2^{50055561010555} is an apocalyptic number.

50055561010555 is a deficient number, since it is larger than the sum of its proper divisors (10011112202117).

50055561010555 is a wasteful number, since it uses less digits than its factorization.

50055561010555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011112202116.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 50055561010555 in words is "fifty trillion, fifty-five billion, five hundred sixty-one million, ten thousand, five hundred fifty-five".