6144438256 has 40 divisors (see below), whose sum is σ = 13200034608. Its totient is φ = 2747136000.

The previous prime is 6144438233. The next prime is 6144438281. The reversal of 6144438256 is 6528344416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275425 + ... + 296896.

Almost surely, 2^6144438256 is an apocalyptic number.

It is an amenable number.

6144438256 is an abundant number, since it is smaller than the sum of its proper divisors (7055596352).

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

6144438256 is a wasteful number, since it uses less digits than its factorization.

6144438256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572401 (or 572395 counting only the distinct ones).

The product of its digits is 552960, while the sum is 43.

The square root of 6144438256 is about 78386.4673014418. The cubic root of 6144438256 is about 1831.5863354774.

The spelling of 6144438256 in words is "six billion, one hundred forty-four million, four hundred thirty-eight thousand, two hundred fifty-six".