4774146816 has 144 divisors (see below), whose sum is σ = 13196718080. Its totient is φ = 1530593280.

The previous prime is 4774146791. The next prime is 4774146821. The reversal of 4774146816 is 6186414774.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4594425 + ... + 4595463.

Almost surely, 2^4774146816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4774146816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6598359040).

4774146816 is an abundant number, since it is smaller than the sum of its proper divisors (8422571264).

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

4774146816 is a wasteful number, since it uses less digits than its factorization.

4774146816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282 (or 1268 counting only the distinct ones).

The product of its digits is 903168, while the sum is 48.

The square root of 4774146816 is about 69095.2011068786. The cubic root of 4774146816 is about 1683.8313464324.

The spelling of 4774146816 in words is "four billion, seven hundred seventy-four million, one hundred forty-six thousand, eight hundred sixteen".