540895380437 has 2 divisors, whose sum is σ = 540895380438. Its totient is φ = 540895380436.

The previous prime is 540895380397. The next prime is 540895380521. The reversal of 540895380437 is 734083598045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444800960356 + 96094420081 = 666934^2 + 309991^2 .

It is a cyclic number.

It is not a de Polignac number, because 540895380437 - 2¹⁶ = 540895314901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540895380937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270447690218 + 270447690219.

It is an arithmetic number, because the mean of its divisors is an integer number (270447690219).

Almost surely, 2^540895380437 is an apocalyptic number.

It is an amenable number.

540895380437 is a deficient number, since it is larger than the sum of its proper divisors (1).

540895380437 is an equidigital number, since it uses as much as digits as its factorization.

540895380437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 540895380437 in words is "five hundred forty billion, eight hundred ninety-five million, three hundred eighty thousand, four hundred thirty-seven".