50330154613 has 4 divisors (see below), whose sum is σ = 51690429100. Its totient is φ = 48969880128.

The previous prime is 50330154517. The next prime is 50330154643. The reversal of 50330154613 is 31645103305.

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 17408955249 + 32921199364 = 131943^2 + 181442^2 .

It is a cyclic number.

It is not a de Polignac number, because 50330154613 - 2³³ = 41740220021 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 (50330154643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680137188 + ... + 680137261.

It is an arithmetic number, because the mean of its divisors is an integer number (12922607275).

Almost surely, 2^50330154613 is an apocalyptic number.

It is an amenable number.

50330154613 is a deficient number, since it is larger than the sum of its proper divisors (1360274487).

50330154613 is a wasteful number, since it uses less digits than its factorization.

50330154613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360274486.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 50330154613 its reverse (31645103305), we get a palindrome (81975257918).

The spelling of 50330154613 in words is "fifty billion, three hundred thirty million, one hundred fifty-four thousand, six hundred thirteen".