4678194900 has 72 divisors (see below), whose sum is σ = 13901436640. Its totient is φ = 1213799040.

The previous prime is 4678194889. The next prime is 4678194907. The reversal of 4678194900 is 94918764.

It is a self number, because there is not a number n which added to its sum of digits gives 4678194900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4678194907) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199630 + ... + 221829.

Almost surely, 2^4678194900 is an apocalyptic number.

It is an amenable number.

4678194900 is an abundant number, since it is smaller than the sum of its proper divisors (9223241740).

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

4678194900 is a wasteful number, since it uses less digits than its factorization.

4678194900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421513 (or 421506 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 4678194900 is about 68397.3310882815. The cubic root of 4678194900 is about 1672.4742388689.

The spelling of 4678194900 in words is "four billion, six hundred seventy-eight million, one hundred ninety-four thousand, nine hundred".