6669629366371 has 2 divisors, whose sum is σ = 6669629366372. Its totient is φ = 6669629366370.

The previous prime is 6669629366363. The next prime is 6669629366551. The reversal of 6669629366371 is 1736639269666.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6669629366371 - 2³ = 6669629366363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6669629366371.

It is not a weakly prime, because it can be changed into another prime (6669629366321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3334814683185 + 3334814683186.

It is an arithmetic number, because the mean of its divisors is an integer number (3334814683186).

Almost surely, 2^{6669629366371} is an apocalyptic number.

6669629366371 is a deficient number, since it is larger than the sum of its proper divisors (1).

6669629366371 is an equidigital number, since it uses as much as digits as its factorization.

6669629366371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476171136, while the sum is 70.

The spelling of 6669629366371 in words is "six trillion, six hundred sixty-nine billion, six hundred twenty-nine million, three hundred sixty-six thousand, three hundred seventy-one".