540265743593 has 2 divisors, whose sum is σ = 540265743594. Its totient is φ = 540265743592.

The previous prime is 540265743539. The next prime is 540265743631. The reversal of 540265743593 is 395347562045.

Together with previous prime (540265743539) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538055991529 + 2209752064 = 733523^2 + 47008^2 .

It is a cyclic number.

It is not a de Polignac number, because 540265743593 - 2³⁰ = 539192001769 is a prime.

It is not a weakly prime, because it can be changed into another prime (540265713593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270132871796 + 270132871797.

It is an arithmetic number, because the mean of its divisors is an integer number (270132871797).

Almost surely, 2^540265743593 is an apocalyptic number.

It is an amenable number.

540265743593 is a deficient number, since it is larger than the sum of its proper divisors (1).

540265743593 is an equidigital number, since it uses as much as digits as its factorization.

540265743593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608000, while the sum is 53.

The spelling of 540265743593 in words is "five hundred forty billion, two hundred sixty-five million, seven hundred forty-three thousand, five hundred ninety-three".