6668157068803 has 16 divisors (see below), whose sum is σ = 7251386410080. Its totient is φ = 6106155895296.

The previous prime is 6668157068789. The next prime is 6668157068827. The reversal of 6668157068803 is 3088607518666.

It is a cyclic number.

It is not a de Polignac number, because 6668157068803 - 2⁹ = 6668157068291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6668157048803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37073493 + ... + 37252921.

It is an arithmetic number, because the mean of its divisors is an integer number (453211650630).

Almost surely, 2^{6668157068803} is an apocalyptic number.

6668157068803 is a deficient number, since it is larger than the sum of its proper divisors (583229341277).

6668157068803 is a wasteful number, since it uses less digits than its factorization.

6668157068803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238566.

The product of its (nonzero) digits is 69672960, while the sum is 64.

The spelling of 6668157068803 in words is "six trillion, six hundred sixty-eight billion, one hundred fifty-seven million, sixty-eight thousand, eight hundred three".