6258056778 has 12 divisors (see below), whose sum is σ = 13559123058. Its totient is φ = 2086018920.

The previous prime is 6258056773. The next prime is 6258056789. The reversal of 6258056778 is 8776508526.

6258056778 is a `hidden beast` number, since 6 + 2 + 5 + 8 + 0 + 567 + 78 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5999586849 + 258469929 = 77457^2 + 16077^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6258056773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173834893 + ... + 173834928.

Almost surely, 2^6258056778 is an apocalyptic number.

6258056778 is an abundant number, since it is smaller than the sum of its proper divisors (7301066280).

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

6258056778 is a wasteful number, since it uses less digits than its factorization.

6258056778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347669829 (or 347669826 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The square root of 6258056778 is about 79107.8806314516. The cubic root of 6258056778 is about 1842.8069140962.

The spelling of 6258056778 in words is "six billion, two hundred fifty-eight million, fifty-six thousand, seven hundred seventy-eight".