63704081315 has 32 divisors (see below), whose sum is σ = 94930391040. Its totient is φ = 40048732800.

The previous prime is 63704081297. The next prime is 63704081323. The reversal of 63704081315 is 51318040736.

It is not a de Polignac number, because 63704081315 - 2¹⁸ = 63703819171 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1524476 + ... + 1565705.

It is an arithmetic number, because the mean of its divisors is an integer number (2966574720).

Almost surely, 2^63704081315 is an apocalyptic number.

63704081315 is a deficient number, since it is larger than the sum of its proper divisors (31226309725).

63704081315 is a wasteful number, since it uses less digits than its factorization.

63704081315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090243.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 63704081315 in words is "sixty-three billion, seven hundred four million, eighty-one thousand, three hundred fifteen".