6668157048803 has 2 divisors, whose sum is σ = 6668157048804. Its totient is φ = 6668157048802.

The previous prime is 6668157048799. The next prime is 6668157048809. The reversal of 6668157048803 is 3088407518666.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6668157048803 - 2² = 6668157048799 is a prime.

It is a super-2 number, since 2×6668157048803² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6668157048809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3334078524401 + 3334078524402.

It is an arithmetic number, because the mean of its divisors is an integer number (3334078524402).

Almost surely, 2^{6668157048803} is an apocalyptic number.

6668157048803 is a deficient number, since it is larger than the sum of its proper divisors (1).

6668157048803 is an equidigital number, since it uses as much as digits as its factorization.

6668157048803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 6668157048803 in words is "six trillion, six hundred sixty-eight billion, one hundred fifty-seven million, forty-eight thousand, eight hundred three".