50663396213 has 2 divisors, whose sum is σ = 50663396214. Its totient is φ = 50663396212.

The previous prime is 50663396191. The next prime is 50663396233. The reversal of 50663396213 is 31269336605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49683518404 + 979877809 = 222898^2 + 31303^2 .

It is a cyclic number.

It is not a de Polignac number, because 50663396213 - 2²⁸ = 50394960757 is a prime.

It is a super-3 number, since 3×50663396213³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50663396233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25331698106 + 25331698107.

It is an arithmetic number, because the mean of its divisors is an integer number (25331698107).

Almost surely, 2^50663396213 is an apocalyptic number.

It is an amenable number.

50663396213 is a deficient number, since it is larger than the sum of its proper divisors (1).

50663396213 is an equidigital number, since it uses as much as digits as its factorization.

50663396213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 44.

The spelling of 50663396213 in words is "fifty billion, six hundred sixty-three million, three hundred ninety-six thousand, two hundred thirteen".