16677768 has 32 divisors (see below), whose sum is σ = 41801760. Its totient is φ = 5544960.

The previous prime is 16677757. The next prime is 16677779. The reversal of 16677768 is 86777661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16677757) and next prime (16677779).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13096 + ... + 14312.

It is an arithmetic number, because the mean of its divisors is an integer number (1306305).

Almost surely, 2^16677768 is an apocalyptic number.

It is an amenable number.

16677768 is an abundant number, since it is smaller than the sum of its proper divisors (25123992).

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

16677768 is a wasteful number, since it uses less digits than its factorization.

16677768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797 (or 1793 counting only the distinct ones).

The product of its digits is 592704, while the sum is 48.

The square root of 16677768 is about 4083.8423084150. The cubic root of 16677768 is about 255.4931785869.

The spelling of 16677768 in words is "sixteen million, six hundred seventy-seven thousand, seven hundred sixty-eight".