321401024434 has 32 divisors (see below), whose sum is σ = 570257136000. Its totient is φ = 132927056640.

The previous prime is 321401024383. The next prime is 321401024459. The reversal of 321401024434 is 434420104123.

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, 619642 + ... + 1013290.

It is an arithmetic number, because the mean of its divisors is an integer number (17820535500).

Almost surely, 2^321401024434 is an apocalyptic number.

321401024434 is a deficient number, since it is larger than the sum of its proper divisors (248856111566).

321401024434 is a wasteful number, since it uses less digits than its factorization.

321401024434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395698.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 321401024434 its reverse (434420104123), we get a palindrome (755821128557).

The spelling of 321401024434 in words is "three hundred twenty-one billion, four hundred one million, twenty-four thousand, four hundred thirty-four".