16677315777291 has 48 divisors (see below), whose sum is σ = 24103240611072. Its totient is φ = 10196316184320.

The previous prime is 16677315777263. The next prime is 16677315777439. The reversal of 16677315777291 is 19277751377661.

It is not a de Polignac number, because 16677315777291 - 2²⁵ = 16677282222859 is a prime.

It is a super-2 number, since 2×16677315777291² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16677315777191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1068571410 + ... + 1068587016.

It is an arithmetic number, because the mean of its divisors is an integer number (502150846064).

Almost surely, 2^{16677315777291} is an apocalyptic number.

16677315777291 is a deficient number, since it is larger than the sum of its proper divisors (7425924833781).

16677315777291 is a wasteful number, since it uses less digits than its factorization.

16677315777291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16532 (or 16251 counting only the distinct ones).

The product of its digits is 163364040, while the sum is 69.

The spelling of 16677315777291 in words is "sixteen trillion, six hundred seventy-seven billion, three hundred fifteen million, seven hundred seventy-seven thousand, two hundred ninety-one".