50501066555 has 8 divisors (see below), whose sum is σ = 61331416272. Its totient is φ = 39914095648.

The previous prime is 50501066531. The next prime is 50501066563. The reversal of 50501066555 is 55566010505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50501066555 - 2¹⁸ = 50500804411 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60844244 + ... + 60845073.

It is an arithmetic number, because the mean of its divisors is an integer number (7666427034).

Almost surely, 2^50501066555 is an apocalyptic number.

50501066555 is a deficient number, since it is larger than the sum of its proper divisors (10830349717).

50501066555 is a wasteful number, since it uses less digits than its factorization.

50501066555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121689405.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 50501066555 in words is "fifty billion, five hundred one million, sixty-six thousand, five hundred fifty-five".