16677954747 has 24 divisors (see below), whose sum is σ = 24626132544. Its totient is φ = 10871812224.

The previous prime is 16677954719. The next prime is 16677954749. The reversal of 16677954747 is 74745977661.

16677954747 is a `hidden beast` number, since 1 + 6 + 6 + 77 + 95 + 474 + 7 = 666.

It is not a de Polignac number, because 16677954747 - 2¹⁴ = 16677938363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16677954749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 444303 + ... + 480375.

It is an arithmetic number, because the mean of its divisors is an integer number (1026088856).

Almost surely, 2^16677954747 is an apocalyptic number.

16677954747 is a deficient number, since it is larger than the sum of its proper divisors (7948177797).

16677954747 is a wasteful number, since it uses less digits than its factorization.

16677954747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37219 (or 37216 counting only the distinct ones).

The product of its digits is 62233920, while the sum is 63.

The spelling of 16677954747 in words is "sixteen billion, six hundred seventy-seven million, nine hundred fifty-four thousand, seven hundred forty-seven".