50271038813 has 4 divisors (see below), whose sum is σ = 52004522940. Its totient is φ = 48537554688.

The previous prime is 50271038789. The next prime is 50271038821. The reversal of 50271038813 is 31883017205.

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 9257903524 + 41013135289 = 96218^2 + 202517^2 .

It is a cyclic number.

It is not a de Polignac number, because 50271038813 - 2⁸ = 50271038557 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 (50271032813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866742020 + ... + 866742077.

It is an arithmetic number, because the mean of its divisors is an integer number (13001130735).

Almost surely, 2^50271038813 is an apocalyptic number.

It is an amenable number.

50271038813 is a deficient number, since it is larger than the sum of its proper divisors (1733484127).

50271038813 is a wasteful number, since it uses less digits than its factorization.

50271038813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733484126.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 50271038813 in words is "fifty billion, two hundred seventy-one million, thirty-eight thousand, eight hundred thirteen".