6427776248 has 16 divisors (see below), whose sum is σ = 12121748280. Its totient is φ = 3195310048.

The previous prime is 6427776239. The next prime is 6427776281. The reversal of 6427776248 is 8426777246.

It is a self number, because there is not a number n which added to its sum of digits gives 6427776248.

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, 2320790 + ... + 2323557.

Almost surely, 2^6427776248 is an apocalyptic number.

It is an amenable number.

6427776248 is a deficient number, since it is larger than the sum of its proper divisors (5693972032).

6427776248 is a wasteful number, since it uses less digits than its factorization.

6427776248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4644526 (or 4644522 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 53.

The square root of 6427776248 is about 80173.4135982746. The cubic root of 6427776248 is about 1859.3176137883.

The spelling of 6427776248 in words is "six billion, four hundred twenty-seven million, seven hundred seventy-six thousand, two hundred forty-eight".