628344992623 has 8 divisors (see below), whose sum is σ = 629792102016. Its totient is φ = 626898938400.

The previous prime is 628344992549. The next prime is 628344992683. The reversal of 628344992623 is 326299443826.

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

It is a cyclic number.

It is not a de Polignac number, because 628344992623 - 2⁹ = 628344992111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628344992683) 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, 934818 + ... + 1459648.

It is an arithmetic number, because the mean of its divisors is an integer number (78724012752).

Almost surely, 2^628344992623 is an apocalyptic number.

628344992623 is a deficient number, since it is larger than the sum of its proper divisors (1447109393).

628344992623 is a wasteful number, since it uses less digits than its factorization.

628344992623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527585.

The product of its digits is 26873856, while the sum is 58.

The spelling of 628344992623 in words is "six hundred twenty-eight billion, three hundred forty-four million, nine hundred ninety-two thousand, six hundred twenty-three".