677712237757 has 4 divisors (see below), whose sum is σ = 677742976960. Its totient is φ = 677681498556.

The previous prime is 677712237673. The next prime is 677712237827. The reversal of 677712237757 is 757732217776.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 677712237757 - 2²⁷ = 677578020029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677712237695 and 677712237704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677712237457) 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, 15336507 + ... + 15380632.

It is an arithmetic number, because the mean of its divisors is an integer number (169435744240).

Almost surely, 2^677712237757 is an apocalyptic number.

It is an amenable number.

677712237757 is a deficient number, since it is larger than the sum of its proper divisors (30739203).

677712237757 is a wasteful number, since it uses less digits than its factorization.

677712237757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30739202.

The product of its digits is 42353640, while the sum is 61.

The spelling of 677712237757 in words is "six hundred seventy-seven billion, seven hundred twelve million, two hundred thirty-seven thousand, seven hundred fifty-seven".