690667669112 has 16 divisors (see below), whose sum is σ = 1295237374200. Its totient is φ = 345271036000.

The previous prime is 690667669067. The next prime is 690667669147. The reversal of 690667669112 is 211966766096.

It is a happy number.

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, 7803062 + ... + 7891077.

Almost surely, 2^690667669112 is an apocalyptic number.

It is an amenable number.

690667669112 is a deficient number, since it is larger than the sum of its proper divisors (604569705088).

690667669112 is a wasteful number, since it uses less digits than its factorization.

690667669112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15699646 (or 15699642 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 690667669112 in words is "six hundred ninety billion, six hundred sixty-seven million, six hundred sixty-nine thousand, one hundred twelve".