382513726782 has 32 divisors (see below), whose sum is σ = 927306005760. Its totient is φ = 115913250360.

The previous prime is 382513726781. The next prime is 382513726807. The reversal of 382513726782 is 287627315283.

382513726782 is a `hidden beast` number, since 38 + 2 + 513 + 7 + 26 + 78 + 2 = 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 (382513726781) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 321980658 + ... + 321981845.

It is an arithmetic number, because the mean of its divisors is an integer number (28978312680).

Almost surely, 2^382513726782 is an apocalyptic number.

382513726782 is an abundant number, since it is smaller than the sum of its proper divisors (544792278978).

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

382513726782 is a wasteful number, since it uses less digits than its factorization.

382513726782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643962525 (or 643962519 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The spelling of 382513726782 in words is "three hundred eighty-two billion, five hundred thirteen million, seven hundred twenty-six thousand, seven hundred eighty-two".