4778570318 has 8 divisors (see below), whose sum is σ = 7168150560. Its totient is φ = 2389186800.

The previous prime is 4778570317. The next prime is 4778570351. The reversal of 4778570318 is 8130758774.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4778570318² = 45669468568141242248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4778570317) 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, 60218 + ... + 114818.

It is an arithmetic number, because the mean of its divisors is an integer number (896018820).

Almost surely, 2^4778570318 is an apocalyptic number.

4778570318 is a deficient number, since it is larger than the sum of its proper divisors (2389580242).

4778570318 is a wasteful number, since it uses less digits than its factorization.

4778570318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98362.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The square root of 4778570318 is about 69127.2038925342. The cubic root of 4778570318 is about 1684.3512391199.

The spelling of 4778570318 in words is "four billion, seven hundred seventy-eight million, five hundred seventy thousand, three hundred eighteen".