83668265045 has 8 divisors (see below), whose sum is σ = 100403532600. Its totient is φ = 66933535680.

The previous prime is 83668265027. The next prime is 83668265129. The reversal of 83668265045 is 54056286638.

It can be written as a sum of positive squares in 4 ways, for example, as 100440484 + 83567824561 = 10022^2 + 289081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83668265045 - 2¹⁶ = 83668199509 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 401975 + ... + 573515.

It is an arithmetic number, because the mean of its divisors is an integer number (12550441575).

Almost surely, 2^83668265045 is an apocalyptic number.

It is an amenable number.

83668265045 is a deficient number, since it is larger than the sum of its proper divisors (16735267555).

83668265045 is a wasteful number, since it uses less digits than its factorization.

83668265045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269095.

The product of its (nonzero) digits is 8294400, while the sum is 53.

The spelling of 83668265045 in words is "eighty-three billion, six hundred sixty-eight million, two hundred sixty-five thousand, forty-five".