323235431504 has 20 divisors (see below), whose sum is σ = 663107981364. Its totient is φ = 152110791168.

The previous prime is 323235431473. The next prime is 323235431543. The reversal of 323235431504 is 405134532323.

It can be written as a sum of positive squares in 2 ways, for example, as 203989529104 + 119245902400 = 451652^2 + 345320^2 .

It is a super-2 number, since 2×323235431504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594182507 + ... + 594183050.

Almost surely, 2^323235431504 is an apocalyptic number.

323235431504 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

323235431504 is an abundant number, since it is smaller than the sum of its proper divisors (339872549860).

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

323235431504 is a wasteful number, since it uses less digits than its factorization.

323235431504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188365582 (or 1188365576 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 323235431504 its reverse (405134532323), we get a palindrome (728369963827).

The spelling of 323235431504 in words is "three hundred twenty-three billion, two hundred thirty-five million, four hundred thirty-one thousand, five hundred four".