63938143714 has 4 divisors (see below), whose sum is σ = 95907215574. Its totient is φ = 31969071856.

The previous prime is 63938143699. The next prime is 63938143747. The reversal of 63938143714 is 41734183936.

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., 61686166689 + 2251977025 = 248367^2 + 47455^2 .

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 as a sum of consecutive naturals, namely, 15984535927 + ... + 15984535930.

Almost surely, 2^63938143714 is an apocalyptic number.

63938143714 is a deficient number, since it is larger than the sum of its proper divisors (31969071860).

63938143714 is a wasteful number, since it uses less digits than its factorization.

63938143714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31969071859.

The product of its digits is 1306368, while the sum is 49.

The spelling of 63938143714 in words is "sixty-three billion, nine hundred thirty-eight million, one hundred forty-three thousand, seven hundred fourteen".