677841494763 has 54 divisors (see below), whose sum is σ = 964186725684. Its totient is φ = 423561273408.

The previous prime is 677841494753. The next prime is 677841494777. The reversal of 677841494763 is 367494148776.

It is not a de Polignac number, because 677841494763 - 2¹⁸ = 677841232619 is a prime.

It is a super-4 number, since 4×677841494763⁴ (a number of 48 digits) contains 4444 as substring.

Its product of digits (170698752) is a multiple of the sum of its prime divisors (512).

It is a junction number, because it is equal to n+sod(n) for n = 677841494694 and 677841494703.

It is not an unprimeable number, because it can be changed into a prime (677841494723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1530116020 + ... + 1530116462.

Almost surely, 2^677841494763 is an apocalyptic number.

677841494763 is a deficient number, since it is larger than the sum of its proper divisors (286345230921).

677841494763 is an frugal number, since it uses more digits than its factorization.

677841494763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 512 counting only the distinct ones).

The product of its digits is 170698752, while the sum is 66.

The spelling of 677841494763 in words is "six hundred seventy-seven billion, eight hundred forty-one million, four hundred ninety-four thousand, seven hundred sixty-three".