628167198884 has 12 divisors (see below), whose sum is σ = 1117924676400. Its totient is φ = 308760148488.

The previous prime is 628167198881. The next prime is 628167198929. The reversal of 628167198884 is 488891761826.

It is not an unprimeable number, because it can be changed into a prime (628167198881) 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, 1330862474 + ... + 1330862945.

It is an arithmetic number, because the mean of its divisors is an integer number (93160389700).

Almost surely, 2^628167198884 is an apocalyptic number.

It is an amenable number.

628167198884 is a deficient number, since it is larger than the sum of its proper divisors (489757477516).

628167198884 is a wasteful number, since it uses less digits than its factorization.

628167198884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661725482 (or 2661725480 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 68.

The spelling of 628167198884 in words is "six hundred twenty-eight billion, one hundred sixty-seven million, one hundred ninety-eight thousand, eight hundred eighty-four".