16674002667 has 12 divisors (see below), whose sum is σ = 27525337840. Its totient is φ = 9528001488.

The previous prime is 16674002633. The next prime is 16674002689. The reversal of 16674002667 is 76620047661.

It is a happy number.

16674002667 is a `hidden beast` number, since 166 + 7 + 400 + 26 + 67 = 666.

It is not a de Polignac number, because 16674002667 - 2¹⁶ = 16673937131 is a prime.

It is a super-2 number, since 2×16674002667² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16674000667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132333292 + ... + 132333417.

Almost surely, 2^16674002667 is an apocalyptic number.

16674002667 is a deficient number, since it is larger than the sum of its proper divisors (10851335173).

16674002667 is a wasteful number, since it uses less digits than its factorization.

16674002667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264666722 (or 264666719 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 16674002667 in words is "sixteen billion, six hundred seventy-four million, two thousand, six hundred sixty-seven".