42334310431 has 6 divisors (see below), whose sum is σ = 49246034640. Its totient is φ = 36286551756.

The previous prime is 42334310407. The next prime is 42334310441. The reversal of 42334310431 is 13401343324.

42334310431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42334310431 - 2²³ = 42325921823 is a prime.

It is a super-2 number, since 2×42334310431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42334310431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42334310441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 431982711 + ... + 431982808.

It is an arithmetic number, because the mean of its divisors is an integer number (8207672440).

Almost surely, 2^42334310431 is an apocalyptic number.

42334310431 is a deficient number, since it is larger than the sum of its proper divisors (6911724209).

42334310431 is an equidigital number, since it uses as much as digits as its factorization.

42334310431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863965533 (or 863965526 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 42334310431 its reverse (13401343324), we get a palindrome (55735653755).

The spelling of 42334310431 in words is "forty-two billion, three hundred thirty-four million, three hundred ten thousand, four hundred thirty-one".