50061505505 has 32 divisors (see below), whose sum is σ = 66972814848. Its totient is φ = 35610624000.

The previous prime is 50061505477. The next prime is 50061505553. The reversal of 50061505505 is 50550516005.

It is not a de Polignac number, because 50061505505 - 2²² = 50057311201 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 (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4650209 + ... + 4660961.

It is an arithmetic number, because the mean of its divisors is an integer number (2092900464).

Almost surely, 2^50061505505 is an apocalyptic number.

50061505505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50061505505 is a deficient number, since it is larger than the sum of its proper divisors (16911309343).

50061505505 is a wasteful number, since it uses less digits than its factorization.

50061505505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12617.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 50061505505 in words is "fifty billion, sixty-one million, five hundred five thousand, five hundred five".