83565222256538 has 16 divisors (see below), whose sum is σ = 136840834468800. Its totient is φ = 37957040961600.

The previous prime is 83565222256507. The next prime is 83565222256577.

83565222256538 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357517183 + ... + 1357578738.

It is an arithmetic number, because the mean of its divisors is an integer number (8552552154300).

Almost surely, 2^{83565222256538} is an apocalyptic number.

83565222256538 is a deficient number, since it is larger than the sum of its proper divisors (53275612212262).

83565222256538 is a wasteful number, since it uses less digits than its factorization.

83565222256538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715097333.

The product of its digits is 207360000, while the sum is 62.

The spelling of 83565222256538 in words is "eighty-three trillion, five hundred sixty-five billion, two hundred twenty-two million, two hundred fifty-six thousand, five hundred thirty-eight".