677684530365084 has 144 divisors (see below), whose sum is σ = 1902898473455616. Its totient is φ = 201641515084800.

The previous prime is 677684530365083. The next prime is 677684530365091. The reversal of 677684530365084 is 480563035486776.

677684530365084 is a `hidden beast` number, since 6 + 7 + 7 + 6 + 8 + 4 + 530 + 3 + 6 + 5 + 0 + 84 = 666.

677684530365084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×677684530365084² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677684530365083) 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, 64580422 + ... + 74337069.

Almost surely, 2^{677684530365084} is an apocalyptic number.

It is an amenable number.

677684530365084 is an abundant number, since it is smaller than the sum of its proper divisors (1225213943090532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677684530365084 is a wasteful number, since it uses less digits than its factorization.

677684530365084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138917736 (or 138917731 counting only the distinct ones).

The product of its (nonzero) digits is 2438553600, while the sum is 72.

The spelling of 677684530365084 in words is "six hundred seventy-seven trillion, six hundred eighty-four billion, five hundred thirty million, three hundred sixty-five thousand, eighty-four".