542043643031 has 16 divisors (see below), whose sum is σ = 610623150720. Its totient is φ = 476891543520.

The previous prime is 542043643003. The next prime is 542043643039. The reversal of 542043643031 is 130346340245.

It is a cyclic number.

It is not a de Polignac number, because 542043643031 - 2⁶ = 542043642967 is a prime.

It is a super-2 number, since 2×542043643031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 542043642982 and 542043643000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542043643039) 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, 5205185 + ... + 5308298.

It is an arithmetic number, because the mean of its divisors is an integer number (38163946920).

Almost surely, 2^542043643031 is an apocalyptic number.

542043643031 is a deficient number, since it is larger than the sum of its proper divisors (68579507689).

542043643031 is a wasteful number, since it uses less digits than its factorization.

542043643031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10513646.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 542043643031 its reverse (130346340245), we get a palindrome (672389983276).

The spelling of 542043643031 in words is "five hundred forty-two billion, forty-three million, six hundred forty-three thousand, thirty-one".