677682761 has 8 divisors (see below), whose sum is σ = 775592640. Its totient is φ = 580047408.

The previous prime is 677682743. The next prime is 677682779. The reversal of 677682761 is 167286776.

It is an interprime number because it is at equal distance from previous prime (677682743) and next prime (677682779).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 677682761 - 2¹⁴ = 677666377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677682721) 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 7 ways as a sum of consecutive naturals, for example, 63311 + ... + 73236.

It is an arithmetic number, because the mean of its divisors is an integer number (96949080).

Almost surely, 2^677682761 is an apocalyptic number.

It is an amenable number.

677682761 is a deficient number, since it is larger than the sum of its proper divisors (97909879).

677682761 is a wasteful number, since it uses less digits than its factorization.

677682761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137263.

The product of its digits is 1185408, while the sum is 50.

The square root of 677682761 is about 26032.3406746301. The cubic root of 677682761 is about 878.3659245992.

The spelling of 677682761 in words is "six hundred seventy-seven million, six hundred eighty-two thousand, seven hundred sixty-one".