16676342642 has 8 divisors (see below), whose sum is σ = 25877083500. Its totient is φ = 8050648144.

The previous prime is 16676342633. The next prime is 16676342663. The reversal of 16676342642 is 24624367661.

It can be written as a sum of positive squares in 2 ways, for example, as 14558594281 + 2117748361 = 120659^2 + 46019^2 .

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

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, 143761517 + ... + 143761632.

Almost surely, 2^16676342642 is an apocalyptic number.

16676342642 is a deficient number, since it is larger than the sum of its proper divisors (9200740858).

16676342642 is a wasteful number, since it uses less digits than its factorization.

16676342642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287523180.

The product of its digits is 1741824, while the sum is 47.

The spelling of 16676342642 in words is "sixteen billion, six hundred seventy-six million, three hundred forty-two thousand, six hundred forty-two".