431423124405 has 32 divisors (see below), whose sum is σ = 849571693824. Its totient is φ = 182051076096.

The previous prime is 431423124397. The next prime is 431423124409. The reversal of 431423124405 is 504421324134.

It is not a de Polignac number, because 431423124405 - 2³ = 431423124397 is a prime.

It is a super-2 number, since 2×431423124405² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431423124409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158029084 + ... + 158031813.

It is an arithmetic number, because the mean of its divisors is an integer number (26549115432).

Almost surely, 2^431423124405 is an apocalyptic number.

It is an amenable number.

431423124405 is a deficient number, since it is larger than the sum of its proper divisors (418148569419).

431423124405 is a wasteful number, since it uses less digits than its factorization.

431423124405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316060925.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 431423124405 its reverse (504421324134), we get a palindrome (935844448539).

The spelling of 431423124405 in words is "four hundred thirty-one billion, four hundred twenty-three million, one hundred twenty-four thousand, four hundred five".