50555027785 has 4 divisors (see below), whose sum is σ = 60666033348. Its totient is φ = 40444022224.

The previous prime is 50555027777. The next prime is 50555027837. The reversal of 50555027785 is 58772055505.

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 29665239696 + 20889788089 = 172236^2 + 144533^2 .

It is a cyclic number.

It is not a de Polignac number, because 50555027785 - 2³ = 50555027777 is a prime.

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, 5055502774 + ... + 5055502783.

It is an arithmetic number, because the mean of its divisors is an integer number (15166508337).

Almost surely, 2^50555027785 is an apocalyptic number.

It is an amenable number.

50555027785 is a deficient number, since it is larger than the sum of its proper divisors (10111005563).

50555027785 is a wasteful number, since it uses less digits than its factorization.

50555027785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10111005562.

The product of its (nonzero) digits is 2450000, while the sum is 49.

It can be divided in two parts, 505550 and 27785, that added together give a palindrome (533335).

The spelling of 50555027785 in words is "fifty billion, five hundred fifty-five million, twenty-seven thousand, seven hundred eighty-five".