542044541653 has 8 divisors (see below), whose sum is σ = 570589347200. Its totient is φ = 513501350688.

The previous prime is 542044541617. The next prime is 542044541693. The reversal of 542044541653 is 356145440245.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542044541653 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 (542044541603) 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, 318625 + ... + 1088857.

It is an arithmetic number, because the mean of its divisors is an integer number (71323668400).

Almost surely, 2^542044541653 is an apocalyptic number.

It is an amenable number.

542044541653 is a deficient number, since it is larger than the sum of its proper divisors (28544805547).

542044541653 is a wasteful number, since it uses less digits than its factorization.

542044541653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807291.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 542044541653 its reverse (356145440245), we get a palindrome (898189981898).

The spelling of 542044541653 in words is "five hundred forty-two billion, forty-four million, five hundred forty-one thousand, six hundred fifty-three".