3485155778 has 16 divisors (see below), whose sum is σ = 5631702720. Its totient is φ = 1608008976.

The previous prime is 3485155747. The next prime is 3485155781. The reversal of 3485155778 is 8775515843.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66101 + ... + 106487.

It is an arithmetic number, because the mean of its divisors is an integer number (351981420).

Almost surely, 2^3485155778 is an apocalyptic number.

3485155778 is a deficient number, since it is larger than the sum of its proper divisors (2146546942).

3485155778 is a wasteful number, since it uses less digits than its factorization.

3485155778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43721.

The product of its digits is 4704000, while the sum is 53.

The square root of 3485155778 is about 59035.2079525430. The cubic root of 3485155778 is about 1516.1449775257.

The spelling of 3485155778 in words is "three billion, four hundred eighty-five million, one hundred fifty-five thousand, seven hundred seventy-eight".