50502223253 has 4 divisors (see below), whose sum is σ = 50504368908. Its totient is φ = 50500077600.

The previous prime is 50502223237. The next prime is 50502223259. The reversal of 50502223253 is 35232220505.

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 14008616164 + 36493607089 = 118358^2 + 191033^2 .

It is a cyclic number.

It is not a de Polignac number, because 50502223253 - 2⁴ = 50502223237 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 (50502223259) 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, 1037126 + ... + 1084727.

It is an arithmetic number, because the mean of its divisors is an integer number (12626092227).

Almost surely, 2^50502223253 is an apocalyptic number.

It is an amenable number.

50502223253 is a deficient number, since it is larger than the sum of its proper divisors (2145655).

50502223253 is a wasteful number, since it uses less digits than its factorization.

50502223253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145654.

The product of its (nonzero) digits is 18000, while the sum is 29.

Adding to 50502223253 its reverse (35232220505), we get a palindrome (85734443758).

The spelling of 50502223253 in words is "fifty billion, five hundred two million, two hundred twenty-three thousand, two hundred fifty-three".