431344213042 has 16 divisors (see below), whose sum is σ = 662984935200. Its totient is φ = 210352214560.

The previous prime is 431344213039. The next prime is 431344213081. The reversal of 431344213042 is 240312443134.

It is a junction number, because it is equal to n+sod(n) for n = 431344212995 and 431344213013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452992 + ... + 1033387.

It is an arithmetic number, because the mean of its divisors is an integer number (41436558450).

Almost surely, 2^431344213042 is an apocalyptic number.

431344213042 is a deficient number, since it is larger than the sum of its proper divisors (231640722158).

431344213042 is a wasteful number, since it uses less digits than its factorization.

431344213042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489961.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 431344213042 its reverse (240312443134), we get a palindrome (671656656176).

The spelling of 431344213042 in words is "four hundred thirty-one billion, three hundred forty-four million, two hundred thirteen thousand, forty-two".