6149123839668 has 24 divisors (see below), whose sum is σ = 14842712717280. Its totient is φ = 1979028362080.

The previous prime is 6149123839657. The next prime is 6149123839673. The reversal of 6149123839668 is 8669383219416.

It is a junction number, because it is equal to n+sod(n) for n = 6149123839599 and 6149123839608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8834947698 + ... + 8834948393.

It is an arithmetic number, because the mean of its divisors is an integer number (618446363220).

Almost surely, 2^{6149123839668} is an apocalyptic number.

It is an amenable number.

6149123839668 is an abundant number, since it is smaller than the sum of its proper divisors (8693588877612).

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

6149123839668 is a wasteful number, since it uses less digits than its factorization.

6149123839668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17669896127 (or 17669896125 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 66.

The spelling of 6149123839668 in words is "six trillion, one hundred forty-nine billion, one hundred twenty-three million, eight hundred thirty-nine thousand, six hundred sixty-eight".