63268857 has 20 divisors (see below), whose sum is σ = 94827216. Its totient is φ = 42039000.

The previous prime is 63268847. The next prime is 63268871. The reversal of 63268857 is 75886236.

63268857 is a `hidden beast` number, since 632 + 6 + 8 + 8 + 5 + 7 = 666.

It is not a de Polignac number, because 63268857 - 2²⁰ = 62220281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63268847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26982 + ... + 29232.

Almost surely, 2^63268857 is an apocalyptic number.

It is an amenable number.

63268857 is a deficient number, since it is larger than the sum of its proper divisors (31558359).

63268857 is a wasteful number, since it uses less digits than its factorization.

63268857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610 (or 2601 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 63268857 is about 7954.1723013774. The cubic root of 63268857 is about 398.4709478633.

The spelling of 63268857 in words is "sixty-three million, two hundred sixty-eight thousand, eight hundred fifty-seven".