628308409346 has 8 divisors (see below), whose sum is σ = 942534209424. Its totient is φ = 314130339540.

The previous prime is 628308409343. The next prime is 628308409439. The reversal of 628308409346 is 643904803826.

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

It is not an unprimeable number, because it can be changed into a prime (628308409343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11899640 + ... + 11952323.

It is an arithmetic number, because the mean of its divisors is an integer number (117816776178).

Almost surely, 2^628308409346 is an apocalyptic number.

628308409346 is a deficient number, since it is larger than the sum of its proper divisors (314225800078).

628308409346 is a wasteful number, since it uses less digits than its factorization.

628308409346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23865136.

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 628308409346 in words is "six hundred twenty-eight billion, three hundred eight million, four hundred nine thousand, three hundred forty-six".