4778070788 has 12 divisors (see below), whose sum is σ = 8362109532. Its totient is φ = 2388896640.

The previous prime is 4778070749. The next prime is 4778070793. The reversal of 4778070788 is 8870708774.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1704698944 + 3073371844 = 41288^2 + 55438^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108056 + ... + 145712.

It is an arithmetic number, because the mean of its divisors is an integer number (696842461).

Almost surely, 2^4778070788 is an apocalyptic number.

It is an amenable number.

4778070788 is a deficient number, since it is larger than the sum of its proper divisors (3584038744).

4778070788 is a wasteful number, since it uses less digits than its factorization.

4778070788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69382 (or 69380 counting only the distinct ones).

The product of its (nonzero) digits is 4917248, while the sum is 56.

The square root of 4778070788 is about 69123.5906764109. The cubic root of 4778070788 is about 1684.2925456029.

The spelling of 4778070788 in words is "four billion, seven hundred seventy-eight million, seventy thousand, seven hundred eighty-eight".