1323430043432 has 32 divisors (see below), whose sum is σ = 2867785819200. Its totient is φ = 560811444864.

The previous prime is 1323430043401. The next prime is 1323430043471. The reversal of 1323430043432 is 2343400343231.

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, 132762878 + ... + 132772845.

It is an arithmetic number, because the mean of its divisors is an integer number (89618306850).

Almost surely, 2^{1323430043432} is an apocalyptic number.

It is an amenable number.

1323430043432 is an abundant number, since it is smaller than the sum of its proper divisors (1544355775768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323430043432 is a wasteful number, since it uses less digits than its factorization.

1323430043432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265535825 (or 265535821 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 1323430043432 its reverse (2343400343231), we get a palindrome (3666830386663).

The spelling of 1323430043432 in words is "one trillion, three hundred twenty-three billion, four hundred thirty million, forty-three thousand, four hundred thirty-two".