16777397911 has 8 divisors (see below), whose sum is σ = 17141483520. Its totient is φ = 16413609048.

The previous prime is 16777397891. The next prime is 16777397929. The reversal of 16777397911 is 11979377761.

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 16777397911 - 2⁷ = 16777397783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16777397411) 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, 42070 + ... + 187948.

It is an arithmetic number, because the mean of its divisors is an integer number (2142685440).

Almost surely, 2^16777397911 is an apocalyptic number.

16777397911 is a deficient number, since it is larger than the sum of its proper divisors (364085609).

16777397911 is a wasteful number, since it uses less digits than its factorization.

16777397911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148373.

The product of its digits is 3500658, while the sum is 58.

The spelling of 16777397911 in words is "sixteen billion, seven hundred seventy-seven million, three hundred ninety-seven thousand, nine hundred eleven".