321404004353032 has 64 divisors (see below), whose sum is σ = 629135726791680. Its totient is φ = 153641193818112.

The previous prime is 321404004353017. The next prime is 321404004353083. The reversal of 321404004353032 is 230353400404123.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11074099273 + ... + 11074128295.

It is an arithmetic number, because the mean of its divisors is an integer number (9830245731120).

Almost surely, 2^{321404004353032} is an apocalyptic number.

It is an amenable number.

321404004353032 is a deficient number, since it is larger than the sum of its proper divisors (307731722438648).

321404004353032 is a wasteful number, since it uses less digits than its factorization.

321404004353032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55862 (or 55858 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 321404004353032 its reverse (230353400404123), we get a palindrome (551757404757155).

The spelling of 321404004353032 in words is "three hundred twenty-one trillion, four hundred four billion, four million, three hundred fifty-three thousand, thirty-two".