540145351611 has 12 divisors (see below), whose sum is σ = 809106617592. Its totient is φ = 360096900912.

The previous prime is 540145351597. The next prime is 540145351621. The reversal of 540145351611 is 116153541045.

540145351611 is a `hidden beast` number, since 5 + 4 + 0 + 1 + 4 + 5 + 35 + 1 + 611 = 666.

It is not a de Polignac number, because 540145351611 - 2¹⁹ = 540144827323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540145351621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1111409946 + ... + 1111410431.

It is an arithmetic number, because the mean of its divisors is an integer number (67425551466).

Almost surely, 2^540145351611 is an apocalyptic number.

540145351611 is a deficient number, since it is larger than the sum of its proper divisors (268961265981).

540145351611 is an equidigital number, since it uses as much as digits as its factorization.

540145351611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222820392 (or 2222820380 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

Adding to 540145351611 its reverse (116153541045), we get a palindrome (656298892656).

It can be divided in two parts, 54014 and 5351611, that added together give a square (5405625 = 2325²).

The spelling of 540145351611 in words is "five hundred forty billion, one hundred forty-five million, three hundred fifty-one thousand, six hundred eleven".