50536503013 has 2 divisors, whose sum is σ = 50536503014. Its totient is φ = 50536503012.

The previous prime is 50536502977. The next prime is 50536503071. The reversal of 50536503013 is 31030563505.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45745509924 + 4790993089 = 213882^2 + 69217^2 .

It is a cyclic number.

It is not a de Polignac number, because 50536503013 - 2¹³ = 50536494821 is a prime.

It is a super-3 number, since 3×50536503013³ (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 (50536507013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25268251506 + 25268251507.

It is an arithmetic number, because the mean of its divisors is an integer number (25268251507).

Almost surely, 2^50536503013 is an apocalyptic number.

It is an amenable number.

50536503013 is a deficient number, since it is larger than the sum of its proper divisors (1).

50536503013 is an equidigital number, since it uses as much as digits as its factorization.

50536503013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 31.

The spelling of 50536503013 in words is "fifty billion, five hundred thirty-six million, five hundred three thousand, thirteen".