677444048 has 20 divisors (see below), whose sum is σ = 1312953540. Its totient is φ = 338617344.

The previous prime is 677444029. The next prime is 677444051. The reversal of 677444048 is 840444776.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 663989824 + 13454224 = 25768^2 + 3668^2 .

It is a congruent number.

It is an unprimeable number.

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, 90098 + ... + 97326.

It is an arithmetic number, because the mean of its divisors is an integer number (65647677).

Almost surely, 2^677444048 is an apocalyptic number.

It is an amenable number.

677444048 is a deficient number, since it is larger than the sum of its proper divisors (635509492).

677444048 is a wasteful number, since it uses less digits than its factorization.

677444048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13094 (or 13088 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The square root of 677444048 is about 26027.7553392527. The cubic root of 677444048 is about 878.2627780134.

The spelling of 677444048 in words is "six hundred seventy-seven million, four hundred forty-four thousand, forty-eight".