669330151859 has 2 divisors, whose sum is σ = 669330151860. Its totient is φ = 669330151858.

The previous prime is 669330151837. The next prime is 669330151877. The reversal of 669330151859 is 958151033966.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 669330151859 - 2¹² = 669330147763 is a prime.

It is not a weakly prime, because it can be changed into another prime (669330151879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 334665075929 + 334665075930.

It is an arithmetic number, because the mean of its divisors is an integer number (334665075930).

Almost surely, 2^669330151859 is an apocalyptic number.

669330151859 is a deficient number, since it is larger than the sum of its proper divisors (1).

669330151859 is an equidigital number, since it uses as much as digits as its factorization.

669330151859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5248800, while the sum is 56.

The spelling of 669330151859 in words is "six hundred sixty-nine billion, three hundred thirty million, one hundred fifty-one thousand, eight hundred fifty-nine".