2568128246 has 8 divisors (see below), whose sum is σ = 3858417480. Its totient is φ = 1281989088.

The previous prime is 2568128209. The next prime is 2568128249. The reversal of 2568128246 is 6428218652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2568128197 and 2568128206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2568128249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035971 + ... + 1038446.

It is an arithmetic number, because the mean of its divisors is an integer number (482302185).

Almost surely, 2^2568128246 is an apocalyptic number.

2568128246 is a deficient number, since it is larger than the sum of its proper divisors (1290289234).

2568128246 is a wasteful number, since it uses less digits than its factorization.

2568128246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075038.

The product of its digits is 368640, while the sum is 44.

The square root of 2568128246 is about 50676.7031879541. The cubic root of 2568128246 is about 1369.4270511654.

The spelling of 2568128246 in words is "two billion, five hundred sixty-eight million, one hundred twenty-eight thousand, two hundred forty-six".