1325766371832 has 360 divisors, whose sum is σ = 4380342634800. Its totient is φ = 373481140032.

The previous prime is 1325766371801. The next prime is 1325766371837. The reversal of 1325766371832 is 2381736675231.

1325766371832 is a `hidden beast` number, since 1 + 3 + 2 + 576 + 6 + 37 + 1 + 8 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325766371837) by changing a digit.

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 89 ways as a sum of consecutive naturals, for example, 1823612253 + ... + 1823612979.

It is an arithmetic number, because the mean of its divisors is an integer number (12167618430).

Almost surely, 2^{1325766371832} is an apocalyptic number.

1325766371832 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 1325766371832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2190171317400).

1325766371832 is an abundant number, since it is smaller than the sum of its proper divisors (3054576262968).

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

1325766371832 is an frugal number, since it uses more digits than its factorization.

1325766371832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565 (or 818 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 54.

The spelling of 1325766371832 in words is "one trillion, three hundred twenty-five billion, seven hundred sixty-six million, three hundred seventy-one thousand, eight hundred thirty-two".