4778068537 has 16 divisors (see below), whose sum is σ = 5351955840. Its totient is φ = 4227926400.

The previous prime is 4778068531. The next prime is 4778068571. The reversal of 4778068537 is 7358608774.

4778068537 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4778068537 - 2¹⁹ = 4777544249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4778068531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185923 + ... + 210055.

It is an arithmetic number, because the mean of its divisors is an integer number (334497240).

Almost surely, 2^4778068537 is an apocalyptic number.

It is an amenable number.

4778068537 is a deficient number, since it is larger than the sum of its proper divisors (573887303).

4778068537 is a wasteful number, since it uses less digits than its factorization.

4778068537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24624.

The product of its (nonzero) digits is 7902720, while the sum is 55.

The square root of 4778068537 is about 69123.5743939794. The cubic root of 4778068537 is about 1684.2922811068.

The spelling of 4778068537 in words is "four billion, seven hundred seventy-eight million, sixty-eight thousand, five hundred thirty-seven".