50505215560537 has 2 divisors, whose sum is σ = 50505215560538. Its totient is φ = 50505215560536.

The previous prime is 50505215560529. The next prime is 50505215560561. The reversal of 50505215560537 is 73506551250505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50490531937561 + 14683622976 = 7105669^2 + 121176^2 .

It is a cyclic number.

It is not a de Polignac number, because 50505215560537 - 2³ = 50505215560529 is a prime.

It is a super-2 number, since 2×50505215560537² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50505215560237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252607780268 + 25252607780269.

It is an arithmetic number, because the mean of its divisors is an integer number (25252607780269).

Almost surely, 2^{50505215560537} is an apocalyptic number.

It is an amenable number.

50505215560537 is a deficient number, since it is larger than the sum of its proper divisors (1).

50505215560537 is an equidigital number, since it uses as much as digits as its factorization.

50505215560537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3937500, while the sum is 49.

The spelling of 50505215560537 in words is "fifty trillion, five hundred five billion, two hundred fifteen million, five hundred sixty thousand, five hundred thirty-seven".