6144287728 has 20 divisors (see below), whose sum is σ = 11932191648. Its totient is φ = 3065012480.

The previous prime is 6144287719. The next prime is 6144287731. The reversal of 6144287728 is 8277824416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438601 + ... + 452392.

Almost surely, 2^6144287728 is an apocalyptic number.

It is an amenable number.

6144287728 is a deficient number, since it is larger than the sum of its proper divisors (5787903920).

6144287728 is a wasteful number, since it uses less digits than its factorization.

6144287728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891432 (or 891426 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 49.

The square root of 6144287728 is about 78385.5071298260. The cubic root of 6144287728 is about 1831.5713784671.

The spelling of 6144287728 in words is "six billion, one hundred forty-four million, two hundred eighty-seven thousand, seven hundred twenty-eight".