628248842826 has 16 divisors (see below), whose sum is σ = 1370724748128. Its totient is φ = 190378437200.

The previous prime is 628248842807. The next prime is 628248842843.

It is a happy number.

628248842826 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 628248842826.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4759460865 + ... + 4759460996.

It is an arithmetic number, because the mean of its divisors is an integer number (85670296758).

Almost surely, 2^628248842826 is an apocalyptic number.

628248842826 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

628248842826 is an abundant number, since it is smaller than the sum of its proper divisors (742475905302).

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

628248842826 is a wasteful number, since it uses less digits than its factorization.

628248842826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9518921877.

The product of its digits is 37748736, while the sum is 60.

The spelling of 628248842826 in words is "six hundred twenty-eight billion, two hundred forty-eight million, eight hundred forty-two thousand, eight hundred twenty-six".