16677773272406 has 8 divisors (see below), whose sum is σ = 25044863586480. Its totient is φ = 8329485410248.

The previous prime is 16677773272379. The next prime is 16677773272409. The reversal of 16677773272406 is 60427237777661.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16677773272409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4700610761 + ... + 4700614308.

It is an arithmetic number, because the mean of its divisors is an integer number (3130607948310).

Almost surely, 2^{16677773272406} is an apocalyptic number.

16677773272406 is a deficient number, since it is larger than the sum of its proper divisors (8367090314074).

16677773272406 is an equidigital number, since it uses as much as digits as its factorization.

16677773272406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9401225958.

The product of its (nonzero) digits is 174254976, while the sum is 65.

The spelling of 16677773272406 in words is "sixteen trillion, six hundred seventy-seven billion, seven hundred seventy-three million, two hundred seventy-two thousand, four hundred six".