540866253313 has 4 divisors (see below), whose sum is σ = 541155333888. Its totient is φ = 540577172740.

The previous prime is 540866253259. The next prime is 540866253353. The reversal of 540866253313 is 313352668045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540866253313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540866253353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144537481 + ... + 144541222.

It is an arithmetic number, because the mean of its divisors is an integer number (135288833472).

Almost surely, 2^540866253313 is an apocalyptic number.

It is an amenable number.

540866253313 is a deficient number, since it is larger than the sum of its proper divisors (289080575).

540866253313 is a wasteful number, since it uses less digits than its factorization.

540866253313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289080574.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 540866253313 in words is "five hundred forty billion, eight hundred sixty-six million, two hundred fifty-three thousand, three hundred thirteen".