83088768268321 has 4 divisors (see below), whose sum is σ = 83123664855444. Its totient is φ = 83053871681200.

The previous prime is 83088768268301. The next prime is 83088768268327. The reversal of 83088768268321 is 12386286788038.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31623066186721 + 51465702081600 = 5623439^2 + 7173960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83088768268321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83088768268327) 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 3 ways as a sum of consecutive naturals, for example, 17448289990 + ... + 17448294751.

It is an arithmetic number, because the mean of its divisors is an integer number (20780916213861).

Almost surely, 2^{83088768268321} is an apocalyptic number.

It is an amenable number.

83088768268321 is a deficient number, since it is larger than the sum of its proper divisors (34896587123).

83088768268321 is a wasteful number, since it uses less digits than its factorization.

83088768268321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34896587122.

The product of its (nonzero) digits is 297271296, while the sum is 70.

The spelling of 83088768268321 in words is "eighty-three trillion, eighty-eight billion, seven hundred sixty-eight million, two hundred sixty-eight thousand, three hundred twenty-one".