669049707094 has 8 divisors (see below), whose sum is σ = 1003578232968. Its totient is φ = 334523629440.

The previous prime is 669049707089. The next prime is 669049707121. The reversal of 669049707094 is 490707940966.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417549 + ... + 1229815.

It is an arithmetic number, because the mean of its divisors is an integer number (125447279121).

Almost surely, 2^669049707094 is an apocalyptic number.

669049707094 is a deficient number, since it is larger than the sum of its proper divisors (334528525874).

669049707094 is a wasteful number, since it uses less digits than its factorization.

669049707094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224110.

The product of its (nonzero) digits is 20575296, while the sum is 61.

The spelling of 669049707094 in words is "six hundred sixty-nine billion, forty-nine million, seven hundred seven thousand, ninety-four".