16662425306 has 8 divisors (see below), whose sum is σ = 25010316000. Its totient is φ = 8325653308.

The previous prime is 16662425243. The next prime is 16662425333. The reversal of 16662425306 is 60352426661.

It is a happy number.

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, 2775926 + ... + 2781921.

It is an arithmetic number, because the mean of its divisors is an integer number (3126289500).

Almost surely, 2^16662425306 is an apocalyptic number.

16662425306 is a deficient number, since it is larger than the sum of its proper divisors (8347890694).

16662425306 is a wasteful number, since it uses less digits than its factorization.

16662425306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5559348.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 16662425306 in words is "sixteen billion, six hundred sixty-two million, four hundred twenty-five thousand, three hundred six".