63990669119 has 16 divisors (see below), whose sum is σ = 72979105248. Its totient is φ = 55584279552.

The previous prime is 63990669101. The next prime is 63990669133. The reversal of 63990669119 is 91196609936.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63990669119 is a prime.

It is a super-2 number, since 2×63990669119² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63990663119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1494284 + ... + 1536510.

It is an arithmetic number, because the mean of its divisors is an integer number (4561194078).

Almost surely, 2^63990669119 is an apocalyptic number.

63990669119 is a deficient number, since it is larger than the sum of its proper divisors (8988436129).

63990669119 is a wasteful number, since it uses less digits than its factorization.

63990669119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49114.

The product of its (nonzero) digits is 4251528, while the sum is 59.

The spelling of 63990669119 in words is "sixty-three billion, nine hundred ninety million, six hundred sixty-nine thousand, one hundred nineteen".