16677767427011 has 4 divisors (see below), whose sum is σ = 16677889959024. Its totient is φ = 16677644895000.

The previous prime is 16677767427007. The next prime is 16677767427053. The reversal of 16677767427011 is 11072476777661.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16677767427011 - 2² = 16677767427007 is a prime.

It is a super-2 number, since 2×16677767427011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16677767424011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61061615 + ... + 61334136.

It is an arithmetic number, because the mean of its divisors is an integer number (4169472489756).

Almost surely, 2^{16677767427011} is an apocalyptic number.

16677767427011 is a deficient number, since it is larger than the sum of its proper divisors (122532013).

16677767427011 is a wasteful number, since it uses less digits than its factorization.

16677767427011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122532012.

The product of its (nonzero) digits is 29042496, while the sum is 62.

The spelling of 16677767427011 in words is "sixteen trillion, six hundred seventy-seven billion, seven hundred sixty-seven million, four hundred twenty-seven thousand, eleven".