4778006706 has 96 divisors (see below), whose sum is σ = 12477898368. Its totient is φ = 1303441920.

The previous prime is 4778006669. The next prime is 4778006743. The reversal of 4778006706 is 6076008774.

It is an interprime number because it is at equal distance from previous prime (4778006669) and next prime (4778006743).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46560 + ... + 108276.

It is an arithmetic number, because the mean of its divisors is an integer number (129978108).

Almost surely, 2^4778006706 is an apocalyptic number.

4778006706 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4778006706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6238949184).

4778006706 is an abundant number, since it is smaller than the sum of its proper divisors (7699891662).

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

4778006706 is a wasteful number, since it uses less digits than its factorization.

4778006706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61776 (or 61773 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The square root of 4778006706 is about 69123.1271428022. The cubic root of 4778006706 is about 1684.2850158333.

The spelling of 4778006706 in words is "four billion, seven hundred seventy-eight million, six thousand, seven hundred six".