323212212309952 has 56 divisors (see below), whose sum is σ = 776116719913824. Its totient is φ = 130371312525312.

The previous prime is 323212212309913. The next prime is 323212212309953. The reversal of 323212212309952 is 259903212212323.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×323212212309952² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323212212309953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21219281533 + ... + 21219296764.

Almost surely, 2^{323212212309952} is an apocalyptic number.

323212212309952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

323212212309952 is an abundant number, since it is smaller than the sum of its proper divisors (452904507603872).

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

323212212309952 is a wasteful number, since it uses less digits than its factorization.

323212212309952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42438578333 (or 42438578323 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 323212212309952 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred twelve million, three hundred nine thousand, nine hundred fifty-two".