1323064200672 has 72 divisors (see below), whose sum is σ = 3926049223824. Its totient is φ = 421846554624.

The previous prime is 1323064200629. The next prime is 1323064200683. The reversal of 1323064200672 is 2760024603231.

1323064200672 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 0 + 642 + 0 + 0 + 6 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 99862353 + ... + 99875600.

It is an arithmetic number, because the mean of its divisors is an integer number (54528461442).

Almost surely, 2^{1323064200672} is an apocalyptic number.

1323064200672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323064200672 is an abundant number, since it is smaller than the sum of its proper divisors (2602985023152).

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

1323064200672 is a wasteful number, since it uses less digits than its factorization.

1323064200672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199737992 (or 199737981 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 1323064200672 in words is "one trillion, three hundred twenty-three billion, sixty-four million, two hundred thousand, six hundred seventy-two".