4134487778 has 8 divisors (see below), whose sum is σ = 6202223568. Its totient is φ = 2067079924.

The previous prime is 4134487739. The next prime is 4134487783. The reversal of 4134487778 is 8777844314.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47576 + ... + 102627.

It is an arithmetic number, because the mean of its divisors is an integer number (775277946).

Almost surely, 2^4134487778 is an apocalyptic number.

4134487778 is a deficient number, since it is larger than the sum of its proper divisors (2067735790).

4134487778 is a wasteful number, since it uses less digits than its factorization.

4134487778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163968.

The product of its digits is 4214784, while the sum is 53.

The square root of 4134487778 is about 64299.9827216151. The cubic root of 4134487778 is about 1604.9958143413.

The spelling of 4134487778 in words is "four billion, one hundred thirty-four million, four hundred eighty-seven thousand, seven hundred seventy-eight".