677764701 has 12 divisors (see below), whose sum is σ = 980185180. Its totient is φ = 451293120.

The previous prime is 677764699. The next prime is 677764709. The reversal of 677764701 is 107467776.

It can be written as a sum of positive squares in 2 ways, for example, as 548964900 + 128799801 = 23430^2 + 11349^2 .

It is not a de Polignac number, because 677764701 - 2¹ = 677764699 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 (677764709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37960 + ... + 52881.

Almost surely, 2^677764701 is an apocalyptic number.

It is an amenable number.

677764701 is a deficient number, since it is larger than the sum of its proper divisors (302420479).

677764701 is a wasteful number, since it uses less digits than its factorization.

677764701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91676 (or 91673 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 45.

The square root of 677764701 is about 26033.9144386702. The cubic root of 677764701 is about 878.4013248422.

The spelling of 677764701 in words is "six hundred seventy-seven million, seven hundred sixty-four thousand, seven hundred one".