63955685714 has 4 divisors (see below), whose sum is σ = 95933528574. Its totient is φ = 31977842856.

The previous prime is 63955685687. The next prime is 63955685749. The reversal of 63955685714 is 41758655936.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63916435489 + 39250225 = 252817^2 + 6265^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15988921427 + ... + 15988921430.

Almost surely, 2^63955685714 is an apocalyptic number.

63955685714 is a deficient number, since it is larger than the sum of its proper divisors (31977842860).

63955685714 is a wasteful number, since it uses less digits than its factorization.

63955685714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31977842859.

The product of its digits is 27216000, while the sum is 59.

The spelling of 63955685714 in words is "sixty-three billion, nine hundred fifty-five million, six hundred eighty-five thousand, seven hundred fourteen".