669000626075 has 24 divisors (see below), whose sum is σ = 840889505520. Its totient is φ = 527931056000.

The previous prime is 669000626053. The next prime is 669000626083. The reversal of 669000626075 is 570626000966.

It is a de Polignac number, because none of the positive numbers 2^k-669000626075 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186752 + ... + 1171698.

It is an arithmetic number, because the mean of its divisors is an integer number (35037062730).

Almost surely, 2^669000626075 is an apocalyptic number.

669000626075 is a deficient number, since it is larger than the sum of its proper divisors (171888879445).

669000626075 is a wasteful number, since it uses less digits than its factorization.

669000626075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985327 (or 985322 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 669000626075 in words is "six hundred sixty-nine billion, six hundred twenty-six thousand, seventy-five".