50386356485 has 4 divisors (see below), whose sum is σ = 60463627788. Its totient is φ = 40309085184.

The previous prime is 50386356467. The next prime is 50386356487. The reversal of 50386356485 is 58465368305.

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 37232789764 + 13153566721 = 192958^2 + 114689^2 .

It is a cyclic number.

It is not a de Polignac number, because 50386356485 - 2²⁶ = 50319247621 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 (50386356487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5038635644 + ... + 5038635653.

It is an arithmetic number, because the mean of its divisors is an integer number (15115906947).

Almost surely, 2^50386356485 is an apocalyptic number.

It is an amenable number.

50386356485 is a deficient number, since it is larger than the sum of its proper divisors (10077271303).

50386356485 is a wasteful number, since it uses less digits than its factorization.

50386356485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10077271302.

The product of its (nonzero) digits is 10368000, while the sum is 53.

The spelling of 50386356485 in words is "fifty billion, three hundred eighty-six million, three hundred fifty-six thousand, four hundred eighty-five".