42435471231 has 6 divisors (see below), whose sum is σ = 61295680680. Its totient is φ = 28290314148.

The previous prime is 42435471217. The next prime is 42435471271. The reversal of 42435471231 is 13217453424.

42435471231 is a `hidden beast` number, since 4 + 2 + 4 + 354 + 71 + 231 = 666.

It is not a de Polignac number, because 42435471231 - 2⁶ = 42435471167 is a prime.

It is a super-3 number, since 3×42435471231³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42435471271) 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 5 ways as a sum of consecutive naturals, for example, 2357526171 + ... + 2357526188.

It is an arithmetic number, because the mean of its divisors is an integer number (10215946780).

Almost surely, 2^42435471231 is an apocalyptic number.

42435471231 is a deficient number, since it is larger than the sum of its proper divisors (18860209449).

42435471231 is a wasteful number, since it uses less digits than its factorization.

42435471231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715052365 (or 4715052362 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The spelling of 42435471231 in words is "forty-two billion, four hundred thirty-five million, four hundred seventy-one thousand, two hundred thirty-one".