669697306700 has 18 divisors (see below), whose sum is σ = 1453243155756. Its totient is φ = 267878922640.

The previous prime is 669697306679. The next prime is 669697306721. The reversal of 669697306700 is 7603796966.

669697306700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (669697306679) and next prime (669697306721).

It is a self number, because there is not a number n which added to its sum of digits gives 669697306700.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3348486434 + ... + 3348486633.

Almost surely, 2^669697306700 is an apocalyptic number.

It is an amenable number.

669697306700 is an abundant number, since it is smaller than the sum of its proper divisors (783545849056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

669697306700 is a wasteful number, since it uses less digits than its factorization.

669697306700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6696973081 (or 6696973074 counting only the distinct ones).

The product of its (nonzero) digits is 15431472, while the sum is 59.

The spelling of 669697306700 in words is "six hundred sixty-nine billion, six hundred ninety-seven million, three hundred six thousand, seven hundred".