322145732250642 has 16 divisors (see below), whose sum is σ = 644295663053280. Its totient is φ = 107381210991552.

The previous prime is 322145732250613. The next prime is 322145732250743. The reversal of 322145732250642 is 246052237541223.

It is a junction number, because it is equal to n+sod(n) for n = 322145732250591 and 322145732250600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173941767 + ... + 175784042.

It is an arithmetic number, because the mean of its divisors is an integer number (40268478940830).

Almost surely, 2^{322145732250642} is an apocalyptic number.

322145732250642 is an abundant number, since it is smaller than the sum of its proper divisors (322149930802638).

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

322145732250642 is a wasteful number, since it uses less digits than its factorization.

322145732250642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349879337.

The product of its (nonzero) digits is 4838400, while the sum is 48.

Adding to 322145732250642 its reverse (246052237541223), we get a palindrome (568197969791865).

The spelling of 322145732250642 in words is "three hundred twenty-two trillion, one hundred forty-five billion, seven hundred thirty-two million, two hundred fifty thousand, six hundred forty-two".