106728992520 has 64 divisors (see below), whose sum is σ = 322307475840. Its totient is φ = 28272576000.

The previous prime is 106728992509. The next prime is 106728992593. The reversal of 106728992520 is 25299827601.

It is a super-2 number, since 2×106728992520² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2926941 + ... + 2963180.

It is an arithmetic number, because the mean of its divisors is an integer number (5036054310).

Almost surely, 2^106728992520 is an apocalyptic number.

106728992520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106728992520 is an abundant number, since it is smaller than the sum of its proper divisors (215578483320).

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

106728992520 is a wasteful number, since it uses less digits than its factorization.

106728992520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5890286 (or 5890282 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 106728992520 in words is "one hundred six billion, seven hundred twenty-eight million, nine hundred ninety-two thousand, five hundred twenty".