676557123 has 8 divisors (see below), whose sum is σ = 984083136. Its totient is φ = 410034600.

The previous prime is 676557059. The next prime is 676557127. The reversal of 676557123 is 321755676.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 676557123 - 2⁶ = 676557059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (676557127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10250833 + ... + 10250898.

It is an arithmetic number, because the mean of its divisors is an integer number (123010392).

Almost surely, 2^676557123 is an apocalyptic number.

676557123 is a deficient number, since it is larger than the sum of its proper divisors (307526013).

676557123 is a wasteful number, since it uses less digits than its factorization.

676557123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20501745.

The product of its digits is 264600, while the sum is 42.

The square root of 676557123 is about 26010.7116972989. The cubic root of 676557123 is about 877.8793301576.

The spelling of 676557123 in words is "six hundred seventy-six million, five hundred fifty-seven thousand, one hundred twenty-three".