50509555535 has 4 divisors (see below), whose sum is σ = 60611466648. Its totient is φ = 40407644424.

The previous prime is 50509555489. The next prime is 50509555549. The reversal of 50509555535 is 53555590505.

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

It is a cyclic number.

It is not a de Polignac number, because 50509555535 - 2²⁶ = 50442446671 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50509555535.

It is a congruent 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, 5050955549 + ... + 5050955558.

It is an arithmetic number, because the mean of its divisors is an integer number (15152866662).

Almost surely, 2^50509555535 is an apocalyptic number.

50509555535 is a deficient number, since it is larger than the sum of its proper divisors (10101911113).

50509555535 is a wasteful number, since it uses less digits than its factorization.

50509555535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101911112.

The product of its (nonzero) digits is 2109375, while the sum is 47.

The spelling of 50509555535 in words is "fifty billion, five hundred nine million, five hundred fifty-five thousand, five hundred thirty-five".