542044536031 has 4 divisors (see below), whose sum is σ = 542579625432. Its totient is φ = 541509446632.

The previous prime is 542044535993. The next prime is 542044536049. The reversal of 542044536031 is 130635440245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542044536031 - 2⁹ = 542044535519 is a prime.

It is a super-2 number, since 2×542044536031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542044536331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267543181 + ... + 267545206.

It is an arithmetic number, because the mean of its divisors is an integer number (135644906358).

Almost surely, 2^542044536031 is an apocalyptic number.

542044536031 is a deficient number, since it is larger than the sum of its proper divisors (535089401).

542044536031 is a wasteful number, since it uses less digits than its factorization.

542044536031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535089400.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 542044536031 its reverse (130635440245), we get a palindrome (672679976276).

The spelling of 542044536031 in words is "five hundred forty-two billion, forty-four million, five hundred thirty-six thousand, thirty-one".