1326668534352 has 360 divisors, whose sum is σ = 4510098942336. Its totient is φ = 362301553152.

The previous prime is 1326668534339. The next prime is 1326668534441. The reversal of 1326668534352 is 2534358666231.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 338693098 + ... + 338697014.

Almost surely, 2^{1326668534352} is an apocalyptic number.

1326668534352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326668534352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255049471168).

1326668534352 is an abundant number, since it is smaller than the sum of its proper divisors (3183430407984).

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

1326668534352 is a wasteful number, since it uses less digits than its factorization.

1326668534352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055 (or 6039 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 54.

The spelling of 1326668534352 in words is "one trillion, three hundred twenty-six billion, six hundred sixty-eight million, five hundred thirty-four thousand, three hundred fifty-two".