42431113351 has 16 divisors (see below), whose sum is σ = 46563618816. Its totient is φ = 38345040000.

The previous prime is 42431113313. The next prime is 42431113357. The reversal of 42431113351 is 15331113424.

It is a cyclic number.

It is not a de Polignac number, because 42431113351 - 2²¹ = 42429016199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42431113357) 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, 1499706 + ... + 1527736.

It is an arithmetic number, because the mean of its divisors is an integer number (2910226176).

Almost surely, 2^42431113351 is an apocalyptic number.

42431113351 is a deficient number, since it is larger than the sum of its proper divisors (4132505465).

42431113351 is a wasteful number, since it uses less digits than its factorization.

42431113351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28854.

The product of its digits is 4320, while the sum is 28.

Adding to 42431113351 its reverse (15331113424), we get a palindrome (57762226775).

The spelling of 42431113351 in words is "forty-two billion, four hundred thirty-one million, one hundred thirteen thousand, three hundred fifty-one".