540370667857 has 2 divisors, whose sum is σ = 540370667858. Its totient is φ = 540370667856.

The previous prime is 540370667839. The next prime is 540370667951. The reversal of 540370667857 is 758766073045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424854972481 + 115515695376 = 651809^2 + 339876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540370667857 is a prime.

It is not a weakly prime, because it can be changed into another prime (540370667827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270185333928 + 270185333929.

It is an arithmetic number, because the mean of its divisors is an integer number (270185333929).

Almost surely, 2^540370667857 is an apocalyptic number.

It is an amenable number.

540370667857 is a deficient number, since it is larger than the sum of its proper divisors (1).

540370667857 is an equidigital number, since it uses as much as digits as its factorization.

540370667857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29635200, while the sum is 58.

The spelling of 540370667857 in words is "five hundred forty billion, three hundred seventy million, six hundred sixty-seven thousand, eight hundred fifty-seven".