50511111000541 has 2 divisors, whose sum is σ = 50511111000542. Its totient is φ = 50511111000540.

The previous prime is 50511111000499. The next prime is 50511111000577. The reversal of 50511111000541 is 14500011111505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46964088711225 + 3547022289316 = 6853035^2 + 1883354^2 .

It is a cyclic number.

It is not a de Polignac number, because 50511111000541 - 2¹¹ = 50511110998493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50511111000241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255555500270 + 25255555500271.

It is an arithmetic number, because the mean of its divisors is an integer number (25255555500271).

Almost surely, 2^{50511111000541} is an apocalyptic number.

It is an amenable number.

50511111000541 is a deficient number, since it is larger than the sum of its proper divisors (1).

50511111000541 is an equidigital number, since it uses as much as digits as its factorization.

50511111000541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500, while the sum is 25.

The spelling of 50511111000541 in words is "fifty trillion, five hundred eleven billion, one hundred eleven million, five hundred forty-one", and thus it is an aban number.