676172728474 has 16 divisors (see below), whose sum is σ = 1017466015176. Its totient is φ = 337018651200.

The previous prime is 676172728471. The next prime is 676172728501. The reversal of 676172728474 is 474827271676.

It can be written as a sum of positive squares in 4 ways, for example, as 589770241225 + 86402487249 = 767965^2 + 293943^2 .

It is not an unprimeable number, because it can be changed into a prime (676172728471) 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, 760804 + ... + 1389664.

Almost surely, 2^676172728474 is an apocalyptic number.

676172728474 is a deficient number, since it is larger than the sum of its proper divisors (341293286702).

676172728474 is a wasteful number, since it uses less digits than its factorization.

676172728474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630561.

The product of its digits is 44255232, while the sum is 61.

The spelling of 676172728474 in words is "six hundred seventy-six billion, one hundred seventy-two million, seven hundred twenty-eight thousand, four hundred seventy-four".