63856084675 has 24 divisors (see below), whose sum is σ = 85789058256. Its totient is φ = 46961725440.

The previous prime is 63856084673. The next prime is 63856084703. The reversal of 63856084675 is 57648065836.

It is not a de Polignac number, because 63856084675 - 2¹ = 63856084673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63856084673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1728814 + ... + 1765363.

It is an arithmetic number, because the mean of its divisors is an integer number (3574544094).

Almost surely, 2^63856084675 is an apocalyptic number.

63856084675 is a deficient number, since it is larger than the sum of its proper divisors (21932973581).

63856084675 is a wasteful number, since it uses less digits than its factorization.

63856084675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494247 (or 3494242 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 58.

The spelling of 63856084675 in words is "sixty-three billion, eight hundred fifty-six million, eighty-four thousand, six hundred seventy-five".