6199928149885 has 8 divisors (see below), whose sum is σ = 7440121045080. Its totient is φ = 4959804343104.

The previous prime is 6199928149871. The next prime is 6199928149907. The reversal of 6199928149885 is 5889418299916.

It can be written as a sum of positive squares in 4 ways, for example, as 31842974916 + 6168085174969 = 178446^2 + 2483563^2 .

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 6199928149885 - 2¹¹ = 6199928147837 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 17074470 + ... + 17433799.

It is an arithmetic number, because the mean of its divisors is an integer number (930015130635).

Almost surely, 2^{6199928149885} is an apocalyptic number.

It is an amenable number.

6199928149885 is a deficient number, since it is larger than the sum of its proper divisors (1240192895195).

6199928149885 is a wasteful number, since it uses less digits than its factorization.

6199928149885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34544207.

The product of its digits is 806215680, while the sum is 79.

The spelling of 6199928149885 in words is "six trillion, one hundred ninety-nine billion, nine hundred twenty-eight million, one hundred forty-nine thousand, eight hundred eighty-five".