541066206077 has 2 divisors, whose sum is σ = 541066206078. Its totient is φ = 541066206076.

The previous prime is 541066206067. The next prime is 541066206091. The reversal of 541066206077 is 770602660145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524850985156 + 16215220921 = 724466^2 + 127339^2 .

It is a cyclic number.

It is not a de Polignac number, because 541066206077 - 2⁶ = 541066206013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541066206017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270533103038 + 270533103039.

It is an arithmetic number, because the mean of its divisors is an integer number (270533103039).

Almost surely, 2^541066206077 is an apocalyptic number.

It is an amenable number.

541066206077 is a deficient number, since it is larger than the sum of its proper divisors (1).

541066206077 is an equidigital number, since it uses as much as digits as its factorization.

541066206077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 541066206077 in words is "five hundred forty-one billion, sixty-six million, two hundred six thousand, seventy-seven".