8137377942668 has 48 divisors (see below), whose sum is σ = 15760387581120. Its totient is φ = 3652328140800.

The previous prime is 8137377942653. The next prime is 8137377942689. The reversal of 8137377942668 is 8662497737318.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5473253 + ... + 6799356.

It is an arithmetic number, because the mean of its divisors is an integer number (328341407940).

Almost surely, 2^{8137377942668} is an apocalyptic number.

It is an amenable number.

8137377942668 is a deficient number, since it is larger than the sum of its proper divisors (7623009638452).

8137377942668 is a wasteful number, since it uses less digits than its factorization.

8137377942668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12272978 (or 12272976 counting only the distinct ones).

The product of its digits is 512096256, while the sum is 71.

The spelling of 8137377942668 in words is "eight trillion, one hundred thirty-seven billion, three hundred seventy-seven million, nine hundred forty-two thousand, six hundred sixty-eight".