323520201952 has 12 divisors (see below), whose sum is σ = 636930397656. Its totient is φ = 161760100960.

The previous prime is 323520201943. The next prime is 323520201959. The reversal of 323520201952 is 259102025323.

It is a super-2 number, since 2×323520201952² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323520201959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055003124 + ... + 5055003187.

It is an arithmetic number, because the mean of its divisors is an integer number (53077533138).

Almost surely, 2^323520201952 is an apocalyptic number.

323520201952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

323520201952 is a deficient number, since it is larger than the sum of its proper divisors (313410195704).

323520201952 is a wasteful number, since it uses less digits than its factorization.

323520201952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110006321 (or 10110006313 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 323520201952 in words is "three hundred twenty-three billion, five hundred twenty million, two hundred one thousand, nine hundred fifty-two".