540382851271 has 8 divisors (see below), whose sum is σ = 565475153760. Its totient is φ = 515423665152.

The previous prime is 540382851259. The next prime is 540382851289. The reversal of 540382851271 is 172158283045.

It is a happy number.

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 540382851271 - 2⁷ = 540382851143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540382851221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33270786 + ... + 33287023.

It is an arithmetic number, because the mean of its divisors is an integer number (70684394220).

Almost surely, 2^540382851271 is an apocalyptic number.

540382851271 is a deficient number, since it is larger than the sum of its proper divisors (25092302489).

540382851271 is a wasteful number, since it uses less digits than its factorization.

540382851271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66558185.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 540382851271 in words is "five hundred forty billion, three hundred eighty-two million, eight hundred fifty-one thousand, two hundred seventy-one".