628263412850 has 12 divisors (see below), whose sum is σ = 1168569947994. Its totient is φ = 251305365120.

The previous prime is 628263412841. The next prime is 628263412853. The reversal of 628263412850 is 58214362826.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 609665817721 + 18597595129 = 780811^2 + 136373^2 .

It is a junction number, because it is equal to n+sod(n) for n = 628263412795 and 628263412804.

It is not an unprimeable number, because it can be changed into a prime (628263412853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6282634079 + ... + 6282634178.

Almost surely, 2^628263412850 is an apocalyptic number.

628263412850 is a deficient number, since it is larger than the sum of its proper divisors (540306535144).

628263412850 is a wasteful number, since it uses less digits than its factorization.

628263412850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565268269 (or 12565268264 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 628263412850 in words is "six hundred twenty-eight billion, two hundred sixty-three million, four hundred twelve thousand, eight hundred fifty".