50220354505 has 4 divisors (see below), whose sum is σ = 60264425412. Its totient is φ = 40176283600.

The previous prime is 50220354497. The next prime is 50220354529. The reversal of 50220354505 is 50545302205.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38420312121 + 11800042384 = 196011^2 + 108628^2 .

It is not a de Polignac number, because 50220354505 - 2³ = 50220354497 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5022035446 + ... + 5022035455.

It is an arithmetic number, because the mean of its divisors is an integer number (15066106353).

Almost surely, 2^50220354505 is an apocalyptic number.

It is an amenable number.

50220354505 is a deficient number, since it is larger than the sum of its proper divisors (10044070907).

50220354505 is a wasteful number, since it uses less digits than its factorization.

50220354505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10044070906.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 50220354505 in words is "fifty billion, two hundred twenty million, three hundred fifty-four thousand, five hundred five".