542551041143 has 16 divisors (see below), whose sum is σ = 566524052640. Its totient is φ = 519139507200.

The previous prime is 542551041133. The next prime is 542551041157. The reversal of 542551041143 is 341140155245.

It is a happy number.

It is not a de Polignac number, because 542551041143 - 2¹² = 542551037047 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 (542551041113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555263 + ... + 1180431.

It is an arithmetic number, because the mean of its divisors is an integer number (35407753290).

Almost surely, 2^542551041143 is an apocalyptic number.

542551041143 is a deficient number, since it is larger than the sum of its proper divisors (23973011497).

542551041143 is a wasteful number, since it uses less digits than its factorization.

542551041143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625618.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 542551041143 its reverse (341140155245), we get a palindrome (883691196388).

The spelling of 542551041143 in words is "five hundred forty-two billion, five hundred fifty-one million, forty-one thousand, one hundred forty-three".