83155126306201 has 8 divisors (see below), whose sum is σ = 83577579683400. Its totient is φ = 82732676425728.

The previous prime is 83155126306151. The next prime is 83155126306243. The reversal of 83155126306201 is 10260362155138.

It can be written as a sum of positive squares in 4 ways, for example, as 19217527088400 + 63937599217801 = 4383780^2 + 7996099^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 83155126306201 - 2⁴⁵ = 47970754217369 is a prime.

It is a super-2 number, since 2×83155126306201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83155126303201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56272345 + ... + 57731161.

It is an arithmetic number, because the mean of its divisors is an integer number (10447197460425).

Almost surely, 2^{83155126306201} is an apocalyptic number.

It is an amenable number.

83155126306201 is a deficient number, since it is larger than the sum of its proper divisors (422453377199).

83155126306201 is a wasteful number, since it uses less digits than its factorization.

83155126306201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748363.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 83155126306201 in words is "eighty-three trillion, one hundred fifty-five billion, one hundred twenty-six million, three hundred six thousand, two hundred one".