106170019728 has 40 divisors (see below), whose sum is σ = 275857963008. Its totient is φ = 35185437312.

The previous prime is 106170019723. The next prime is 106170019783. The reversal of 106170019728 is 827910071601.

It is a super-2 number, since 2×106170019728² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106170019728.

It is not an unprimeable number, because it can be changed into a prime (106170019723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6384400 + ... + 6401007.

Almost surely, 2^106170019728 is an apocalyptic number.

It is an amenable number.

106170019728 is an abundant number, since it is smaller than the sum of its proper divisors (169687943280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106170019728 is a wasteful number, since it uses less digits than its factorization.

106170019728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12785591 (or 12785585 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 42.

The spelling of 106170019728 in words is "one hundred six billion, one hundred seventy million, nineteen thousand, seven hundred twenty-eight".