628276672826 has 16 divisors (see below), whose sum is σ = 1061253266688. Its totient is φ = 276368037600.

The previous prime is 628276672823. The next prime is 628276672847.

It is a happy number.

628276672826 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (628276672823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460612715 + ... + 460614078.

It is an arithmetic number, because the mean of its divisors is an integer number (66328329168).

Almost surely, 2^628276672826 is an apocalyptic number.

628276672826 is a deficient number, since it is larger than the sum of its proper divisors (432976593862).

628276672826 is a wasteful number, since it uses less digits than its factorization.

628276672826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921226837.

The product of its digits is 65028096, while the sum is 62.

The spelling of 628276672826 in words is "six hundred twenty-eight billion, two hundred seventy-six million, six hundred seventy-two thousand, eight hundred twenty-six".