82384881601 has 4 divisors (see below), whose sum is σ = 89874416304. Its totient is φ = 74895346900.

The previous prime is 82384881583. The next prime is 82384881611. The reversal of 82384881601 is 10618848328.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 82384881601 - 2²³ = 82376492993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82384881611) 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 3 ways as a sum of consecutive naturals, for example, 3744767335 + ... + 3744767356.

It is an arithmetic number, because the mean of its divisors is an integer number (22468604076).

Almost surely, 2^82384881601 is an apocalyptic number.

It is an amenable number.

82384881601 is a deficient number, since it is larger than the sum of its proper divisors (7489534703).

82384881601 is a wasteful number, since it uses less digits than its factorization.

82384881601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7489534702.

The product of its (nonzero) digits is 589824, while the sum is 49.

The spelling of 82384881601 in words is "eighty-two billion, three hundred eighty-four million, eight hundred eighty-one thousand, six hundred one".