6451286228 has 12 divisors (see below), whose sum is σ = 11301806292. Its totient is φ = 3222198720.

The previous prime is 6451286207. The next prime is 6451286249. The reversal of 6451286228 is 8226821546.

It is an interprime number because it is at equal distance from previous prime (6451286207) and next prime (6451286249).

It can be written as a sum of positive squares in 2 ways, for example, as 3356811844 + 3094474384 = 57938^2 + 55628^2 .

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, 856883 + ... + 864378.

It is an arithmetic number, because the mean of its divisors is an integer number (941817191).

Almost surely, 2^6451286228 is an apocalyptic number.

It is an amenable number.

6451286228 is a deficient number, since it is larger than the sum of its proper divisors (4850520064).

6451286228 is a wasteful number, since it uses less digits than its factorization.

6451286228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722202 (or 1722200 counting only the distinct ones).

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

The square root of 6451286228 is about 80319.8993276262. The cubic root of 6451286228 is about 1861.5817111749.

The spelling of 6451286228 in words is "six billion, four hundred fifty-one million, two hundred eighty-six thousand, two hundred twenty-eight".