540042215155 has 8 divisors (see below), whose sum is σ = 648057050352. Its totient is φ = 432029510688.

The previous prime is 540042215131. The next prime is 540042215191. The reversal of 540042215155 is 551512240045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540042215155 - 2⁹ = 540042214643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 540042215155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91389 + ... + 1043281.

It is an arithmetic number, because the mean of its divisors is an integer number (81007131294).

Almost surely, 2^540042215155 is an apocalyptic number.

540042215155 is a deficient number, since it is larger than the sum of its proper divisors (108014835197).

540042215155 is a wasteful number, since it uses less digits than its factorization.

540042215155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065365.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 540042215155 in words is "five hundred forty billion, forty-two million, two hundred fifteen thousand, one hundred fifty-five".