677062445 has 8 divisors (see below), whose sum is σ = 834433944. Its totient is φ = 527010624.

The previous prime is 677062411. The next prime is 677062447. The reversal of 677062445 is 544260776.

677062445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 219573124 + 457489321 = 14818^2 + 21389^2 .

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 677062445 - 2⁶ = 677062381 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 (677062447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1829714 + ... + 1830083.

It is an arithmetic number, because the mean of its divisors is an integer number (104304243).

Almost surely, 2^677062445 is an apocalyptic number.

It is an amenable number.

677062445 is a deficient number, since it is larger than the sum of its proper divisors (157371499).

677062445 is a wasteful number, since it uses less digits than its factorization.

677062445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659839.

The product of its (nonzero) digits is 282240, while the sum is 41.

The square root of 677062445 is about 26020.4236130006. The cubic root of 677062445 is about 878.0978390978.

The spelling of 677062445 in words is "six hundred seventy-seven million, sixty-two thousand, four hundred forty-five".