540042353333321 has 8 divisors (see below), whose sum is σ = 541040662316640. Its totient is φ = 539044084601568.

The previous prime is 540042353333279. The next prime is 540042353333341. The reversal of 540042353333321 is 123333353240045.

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 540042353333321 - 2⁴⁶ = 469673609155657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540042353333341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16861790 + ... + 36937848.

It is an arithmetic number, because the mean of its divisors is an integer number (67630082789580).

Almost surely, 2^{540042353333321} is an apocalyptic number.

It is an amenable number.

540042353333321 is a deficient number, since it is larger than the sum of its proper divisors (998308983319).

540042353333321 is a wasteful number, since it uses less digits than its factorization.

540042353333321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20125783.

The product of its (nonzero) digits is 1166400, while the sum is 41.

The spelling of 540042353333321 in words is "five hundred forty trillion, forty-two billion, three hundred fifty-three million, three hundred thirty-three thousand, three hundred twenty-one".