1326874329924 has 288 divisors, whose sum is σ = 3927046717440. Its totient is φ = 344394086400.

The previous prime is 1326874329917. The next prime is 1326874329967. The reversal of 1326874329924 is 4299234786231.

It is a super-2 number, since 2×1326874329924² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26901117 + ... + 26950395.

It is an arithmetic number, because the mean of its divisors is an integer number (13635578880).

Almost surely, 2^{1326874329924} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326874329924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1963523358720).

1326874329924 is an abundant number, since it is smaller than the sum of its proper divisors (2600172387516).

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

1326874329924 is a wasteful number, since it uses less digits than its factorization.

1326874329924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49411 (or 49396 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 60.

The spelling of 1326874329924 in words is "one trillion, three hundred twenty-six billion, eight hundred seventy-four million, three hundred twenty-nine thousand, nine hundred twenty-four".