677100040 has 16 divisors (see below), whose sum is σ = 1523475180. Its totient is φ = 270840000.

The previous prime is 677099999. The next prime is 677100049. The reversal of 677100040 is 40001776.

It can be written as a sum of positive squares in 2 ways, for example, as 581099236 + 96000804 = 24106^2 + 9798^2 .

It is a junction number, because it is equal to n+sod(n) for n = 677099978 and 677100014.

It is not an unprimeable number, because it can be changed into a prime (677100049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8463711 + ... + 8463790.

Almost surely, 2^677100040 is an apocalyptic number.

It is an amenable number.

677100040 is an abundant number, since it is smaller than the sum of its proper divisors (846375140).

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

677100040 is a wasteful number, since it uses less digits than its factorization.

677100040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927512 (or 16927508 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 677100040 is about 26021.1460162692. The cubic root of 677100040 is about 878.1140914033.

The spelling of 677100040 in words is "six hundred seventy-seven million, one hundred thousand, forty".