322351532040 has 32 divisors (see below), whose sum is σ = 967054596480. Its totient is φ = 85960408512.

The previous prime is 322351532039. The next prime is 322351532057. The reversal of 322351532040 is 40235153223.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 322351531989 and 322351532007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343131264 + ... + 1343131503.

It is an arithmetic number, because the mean of its divisors is an integer number (30220456140).

Almost surely, 2^322351532040 is an apocalyptic number.

322351532040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

322351532040 is an abundant number, since it is smaller than the sum of its proper divisors (644703064440).

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

322351532040 is a wasteful number, since it uses less digits than its factorization.

322351532040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686262781 (or 2686262777 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 322351532040 its reverse (40235153223), we get a palindrome (362586685263).

The spelling of 322351532040 in words is "three hundred twenty-two billion, three hundred fifty-one million, five hundred thirty-two thousand, forty".