1326006212004 has 72 divisors (see below), whose sum is σ = 3574549349280. Its totient is φ = 413009102592.

The previous prime is 1326006211993. The next prime is 1326006212009. The reversal of 1326006212004 is 4002126006231.

1326006212004 is a `hidden beast` number, since 1 + 32 + 6 + 0 + 0 + 621 + 2 + 0 + 0 + 4 = 666.

It is a super-4 number, since 4×1326006212004⁴ (a number of 50 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1326006212009) 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 in 23 ways as a sum of consecutive naturals, for example, 7708734 + ... + 7878869.

It is an arithmetic number, because the mean of its divisors is an integer number (49646518740).

Almost surely, 2^{1326006212004} is an apocalyptic number.

It is an amenable number.

1326006212004 is an abundant number, since it is smaller than the sum of its proper divisors (2248543137276).

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

1326006212004 is a wasteful number, since it uses less digits than its factorization.

1326006212004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15587769 (or 15587764 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 1326006212004 in words is "one trillion, three hundred twenty-six billion, six million, two hundred twelve thousand, four".