106851569801 has 4 divisors (see below), whose sum is σ = 106932458004. Its totient is φ = 106770681600.

The previous prime is 106851569771. The next prime is 106851569927. The reversal of 106851569801 is 108965158601.

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 95122896400 + 11728673401 = 308420^2 + 108299^2 .

It is a cyclic number.

It is not a de Polignac number, because 106851569801 - 2²² = 106847375497 is a prime.

It is a super-2 number, since 2×106851569801² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106851569801.

It is not an unprimeable number, because it can be changed into a prime (106857569801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40442120 + ... + 40444761.

It is an arithmetic number, because the mean of its divisors is an integer number (26733114501).

Almost surely, 2^106851569801 is an apocalyptic number.

It is an amenable number.

106851569801 is a deficient number, since it is larger than the sum of its proper divisors (80888203).

106851569801 is an equidigital number, since it uses as much as digits as its factorization.

106851569801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80888202.

The product of its (nonzero) digits is 518400, while the sum is 50.

The spelling of 106851569801 in words is "one hundred six billion, eight hundred fifty-one million, five hundred sixty-nine thousand, eight hundred one".