6777567161311 has 16 divisors (see below), whose sum is σ = 7020529185600. Its totient is φ = 6535226009088.

The previous prime is 6777567161243. The next prime is 6777567161327. The reversal of 6777567161311 is 1131617657776.

It is a cyclic number.

It is not a de Polignac number, because 6777567161311 - 2¹¹ = 6777567159263 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 (6777567161381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100803541 + ... + 100870753.

It is an arithmetic number, because the mean of its divisors is an integer number (438783074100).

Almost surely, 2^{6777567161311} is an apocalyptic number.

6777567161311 is a deficient number, since it is larger than the sum of its proper divisors (242962024289).

6777567161311 is a wasteful number, since it uses less digits than its factorization.

6777567161311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71778.

The product of its digits is 7779240, while the sum is 58.

The spelling of 6777567161311 in words is "six trillion, seven hundred seventy-seven billion, five hundred sixty-seven million, one hundred sixty-one thousand, three hundred eleven".