677445128116 has 12 divisors (see below), whose sum is σ = 1190489348160. Its totient is φ = 337305314360.

The previous prime is 677445128111. The next prime is 677445128137. The reversal of 677445128116 is 611821544776.

It is a super-3 number, since 3×677445128116³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677445128111) 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, 354311350 + ... + 354313261.

It is an arithmetic number, because the mean of its divisors is an integer number (99207445680).

Almost surely, 2^677445128116 is an apocalyptic number.

It is an amenable number.

677445128116 is a deficient number, since it is larger than the sum of its proper divisors (513044220044).

677445128116 is a wasteful number, since it uses less digits than its factorization.

677445128116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708624854 (or 708624852 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 52.

The spelling of 677445128116 in words is "six hundred seventy-seven billion, four hundred forty-five million, one hundred twenty-eight thousand, one hundred sixteen".