677067767111 has 4 divisors (see below), whose sum is σ = 677146678824. Its totient is φ = 676988855400.

The previous prime is 677067767011. The next prime is 677067767137. The reversal of 677067767111 is 111767760776.

It is a happy number.

677067767111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 677067767111 - 2¹⁰ = 677067766087 is a prime.

It is a super-2 number, since 2×677067767111² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677067767171) 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, 39442985 + ... + 39460146.

It is an arithmetic number, because the mean of its divisors is an integer number (169286669706).

Almost surely, 2^677067767111 is an apocalyptic number.

677067767111 is a deficient number, since it is larger than the sum of its proper divisors (78911713).

677067767111 is an equidigital number, since it uses as much as digits as its factorization.

677067767111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78911712.

The product of its (nonzero) digits is 3630312, while the sum is 56.

The spelling of 677067767111 in words is "six hundred seventy-seven billion, sixty-seven million, seven hundred sixty-seven thousand, one hundred eleven".