628690616798 has 8 divisors (see below), whose sum is σ = 943315684920. Its totient is φ = 314252055160.

The previous prime is 628690616791. The next prime is 628690616809. The reversal of 628690616798 is 897616096826.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628690616791) 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 3 ways as a sum of consecutive naturals, for example, 46618193 + ... + 46631676.

It is an arithmetic number, because the mean of its divisors is an integer number (117914460615).

Almost surely, 2^628690616798 is an apocalyptic number.

628690616798 is a deficient number, since it is larger than the sum of its proper divisors (314625068122).

628690616798 is a wasteful number, since it uses less digits than its factorization.

628690616798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93253242.

The product of its (nonzero) digits is 94058496, while the sum is 68.

The spelling of 628690616798 in words is "six hundred twenty-eight billion, six hundred ninety million, six hundred sixteen thousand, seven hundred ninety-eight".