4778488662 has 16 divisors (see below), whose sum is σ = 9557678592. Its totient is φ = 1592712680.

The previous prime is 4778488661. The next prime is 4778488667. The reversal of 4778488662 is 2668848774.

It is a junction number, because it is equal to n+sod(n) for n = 4778488596 and 4778488605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4778488661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111487 + ... + 148277.

It is an arithmetic number, because the mean of its divisors is an integer number (597354912).

Almost surely, 2^4778488662 is an apocalyptic number.

4778488662 is an abundant number, since it is smaller than the sum of its proper divisors (4779189930).

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

4778488662 is a wasteful number, since it uses less digits than its factorization.

4778488662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58443.

The product of its digits is 28901376, while the sum is 60.

The square root of 4778488662 is about 69126.6132686970. The cubic root of 4778488662 is about 1684.3416450252.

The spelling of 4778488662 in words is "four billion, seven hundred seventy-eight million, four hundred eighty-eight thousand, six hundred sixty-two".