16676017663 has 8 divisors (see below), whose sum is σ = 16784778240. Its totient is φ = 16567480920.

The previous prime is 16676017651. The next prime is 16676017667. The reversal of 16676017663 is 36671067661.

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

It is a cyclic number.

It is not a de Polignac number, because 16676017663 - 2²¹ = 16673920511 is a prime.

It is a super-3 number, since 3×16676017663³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16676017667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94848 + ... + 205786.

It is an arithmetic number, because the mean of its divisors is an integer number (2098097280).

Almost surely, 2^16676017663 is an apocalyptic number.

16676017663 is a deficient number, since it is larger than the sum of its proper divisors (108760577).

16676017663 is a wasteful number, since it uses less digits than its factorization.

16676017663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111917.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 16676017663 in words is "sixteen billion, six hundred seventy-six million, seventeen thousand, six hundred sixty-three".