540313203445 has 4 divisors (see below), whose sum is σ = 648375844140. Its totient is φ = 432250562752.

The previous prime is 540313203413. The next prime is 540313203473. The reversal of 540313203445 is 544302313045.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 267271422289 + 273041781156 = 516983^2 + 522534^2 .

It is a cyclic number.

It is not a de Polignac number, because 540313203445 - 2⁵ = 540313203413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540313203445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54031320340 + ... + 54031320349.

It is an arithmetic number, because the mean of its divisors is an integer number (162093961035).

Almost surely, 2^540313203445 is an apocalyptic number.

It is an amenable number.

540313203445 is a deficient number, since it is larger than the sum of its proper divisors (108062640695).

540313203445 is a wasteful number, since it uses less digits than its factorization.

540313203445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108062640694.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 540313203445 in words is "five hundred forty billion, three hundred thirteen million, two hundred three thousand, four hundred forty-five".