628418643063 has 32 divisors (see below), whose sum is σ = 849439353600. Its totient is φ = 413206886400.

The previous prime is 628418643059. The next prime is 628418643067. The reversal of 628418643063 is 360346814826.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (628418643059) and next prime (628418643067).

It is not a de Polignac number, because 628418643063 - 2² = 628418643059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 628418642997 and 628418643015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628418643067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92916720 + ... + 92923482.

It is an arithmetic number, because the mean of its divisors is an integer number (26544979800).

Almost surely, 2^628418643063 is an apocalyptic number.

628418643063 is a deficient number, since it is larger than the sum of its proper divisors (221020710537).

628418643063 is a wasteful number, since it uses less digits than its factorization.

628418643063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7999.

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 628418643063 in words is "six hundred twenty-eight billion, four hundred eighteen million, six hundred forty-three thousand, sixty-three".