42554204231 has 16 divisors (see below), whose sum is σ = 53168244480. Its totient is φ = 33088087680.

The previous prime is 42554204171. The next prime is 42554204243. The reversal of 42554204231 is 13240245524.

It is a cyclic number.

It is not a de Polignac number, because 42554204231 - 2⁶ = 42554204167 is a prime.

It is a super-2 number, since 2×42554204231² (a number of 22 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 (42554254231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555746 + ... + 627663.

It is an arithmetic number, because the mean of its divisors is an integer number (3323015280).

Almost surely, 2^42554204231 is an apocalyptic number.

42554204231 is a deficient number, since it is larger than the sum of its proper divisors (10614040249).

42554204231 is a wasteful number, since it uses less digits than its factorization.

42554204231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183894.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 42554204231 its reverse (13240245524), we get a palindrome (55794449755).

The spelling of 42554204231 in words is "forty-two billion, five hundred fifty-four million, two hundred four thousand, two hundred thirty-one".