432421320346 has 8 divisors (see below), whose sum is σ = 648636407604. Its totient is φ = 216209184480.

The previous prime is 432421320343. The next prime is 432421320371. The reversal of 432421320346 is 643023124234.

It can be written as a sum of positive squares in 2 ways, for example, as 414381875625 + 18039444721 = 643725^2 + 134311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (432421320343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325465 + ... + 985276.

Almost surely, 2^432421320346 is an apocalyptic number.

432421320346 is a deficient number, since it is larger than the sum of its proper divisors (216215087258).

432421320346 is a wasteful number, since it uses less digits than its factorization.

432421320346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475696.

The product of its (nonzero) digits is 82944, while the sum is 34.

The spelling of 432421320346 in words is "four hundred thirty-two billion, four hundred twenty-one million, three hundred twenty thousand, three hundred forty-six".