676443741444 has 27 divisors (see below), whose sum is σ = 1709911931637. Its totient is φ = 225479602224.

The previous prime is 676443741437. The next prime is 676443741469. The reversal of 676443741444 is 444147344676.

The square root of 676443741444 is 822462.

It is a perfect power (a square), and thus also a powerful number.

676443741444 is a `hidden beast` number, since 6 + 7 + 64 + 437 + 4 + 144 + 4 = 666.

676443741444 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 only one way, i.e., 6154402500 + 670289338944 = 78450^2 + 818712^2 .

It is a super-2 number, since 2×676443741444² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4866234 + ... + 5003310.

Almost surely, 2^676443741444 is an apocalyptic number.

676443741444 is the 822462-nd square number.

It is an amenable number.

676443741444 is an abundant number, since it is smaller than the sum of its proper divisors (1033468190193).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676443741444 is an frugal number, since it uses more digits than its factorization.

676443741444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274164 (or 137082 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 54.

The spelling of 676443741444 in words is "six hundred seventy-six billion, four hundred forty-three million, seven hundred forty-one thousand, four hundred forty-four".