628158479068 has 12 divisors (see below), whose sum is σ = 1099935994360. Its totient is φ = 313891052112.

The previous prime is 628158479021. The next prime is 628158479147. The reversal of 628158479068 is 860974851826.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47039346 + ... + 47052697.

Almost surely, 2^628158479068 is an apocalyptic number.

It is an amenable number.

628158479068 is a deficient number, since it is larger than the sum of its proper divisors (471777515292).

628158479068 is a wasteful number, since it uses less digits than its factorization.

628158479068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94093716 (or 94093714 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 64.

The spelling of 628158479068 in words is "six hundred twenty-eight billion, one hundred fifty-eight million, four hundred seventy-nine thousand, sixty-eight".