5000778256 has 20 divisors (see below), whose sum is σ = 9784941804. Its totient is φ = 2475632000.

The previous prime is 5000778221. The next prime is 5000778257. The reversal of 5000778256 is 6528770005.

It can be written as a sum of positive squares in 2 ways, for example, as 4800272656 + 200505600 = 69284^2 + 14160^2 .

It is not an unprimeable number, because it can be changed into a prime (5000778257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545655 + ... + 1548886.

Almost surely, 2^5000778256 is an apocalyptic number.

It is an amenable number.

5000778256 is a deficient number, since it is larger than the sum of its proper divisors (4784163548).

5000778256 is a wasteful number, since it uses less digits than its factorization.

5000778256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3094650 (or 3094644 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 5000778256 is about 70716.1810054813. The cubic root of 5000778256 is about 1710.0646620100.

The spelling of 5000778256 in words is "five billion, seven hundred seventy-eight thousand, two hundred fifty-six".