63681014 has 8 divisors (see below), whose sum is σ = 101140488. Its totient is φ = 29967520.

The previous prime is 63680999. The next prime is 63681029. The reversal of 63681014 is 41018636.

It is an interprime number because it is at equal distance from previous prime (63680999) and next prime (63681029).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 936452 + ... + 936519.

It is an arithmetic number, because the mean of its divisors is an integer number (12642561).

Almost surely, 2^63681014 is an apocalyptic number.

63681014 is a deficient number, since it is larger than the sum of its proper divisors (37459474).

63681014 is a wasteful number, since it uses less digits than its factorization.

63681014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872990.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 63681014 is about 7980.0384710852. The cubic root of 63681014 is about 399.3343386854.

The spelling of 63681014 in words is "sixty-three million, six hundred eighty-one thousand, fourteen".