106171828394 has 4 divisors (see below), whose sum is σ = 159257742594. Its totient is φ = 53085914196.

The previous prime is 106171828369. The next prime is 106171828403. The reversal of 106171828394 is 493828171601.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 88312980625 + 17858847769 = 297175^2 + 133637^2 .

It is a super-2 number, since 2×106171828394² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26542957097 + ... + 26542957100.

Almost surely, 2^106171828394 is an apocalyptic number.

106171828394 is a deficient number, since it is larger than the sum of its proper divisors (53085914200).

106171828394 is an equidigital number, since it uses as much as digits as its factorization.

106171828394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53085914199.

The product of its (nonzero) digits is 580608, while the sum is 50.

Adding to 106171828394 its reverse (493828171601), we get a palindrome (599999999995).

The spelling of 106171828394 in words is "one hundred six billion, one hundred seventy-one million, eight hundred twenty-eight thousand, three hundred ninety-four".