8028194556 has 12 divisors (see below), whose sum is σ = 18732453992. Its totient is φ = 2676064848.

The previous prime is 8028194539. The next prime is 8028194561. The reversal of 8028194556 is 6554918208.

It is a tau number, because it is divible by the number of its divisors (12).

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, 334508095 + ... + 334508118.

Almost surely, 2^8028194556 is an apocalyptic number.

It is an amenable number.

8028194556 is an abundant number, since it is smaller than the sum of its proper divisors (10704259436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8028194556 is a wasteful number, since it uses less digits than its factorization.

8028194556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669016220 (or 669016218 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 48.

The square root of 8028194556 is about 89600.1928346139. The cubic root of 8028194556 is about 2002.3467915410.

The spelling of 8028194556 in words is "eight billion, twenty-eight million, one hundred ninety-four thousand, five hundred fifty-six".