13994653588 has 6 divisors (see below), whose sum is σ = 24490643786. Its totient is φ = 6997326792.

The previous prime is 13994653469. The next prime is 13994653601. The reversal of 13994653588 is 88535649931.

It can be written as a sum of positive squares in only one way, i.e., 13977859984 + 16793604 = 118228^2 + 4098^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1749331695 + ... + 1749331702.

Almost surely, 2^13994653588 is an apocalyptic number.

It is an amenable number.

13994653588 is a deficient number, since it is larger than the sum of its proper divisors (10495990198).

13994653588 is a wasteful number, since it uses less digits than its factorization.

13994653588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498663401 (or 3498663399 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 61.

The spelling of 13994653588 in words is "thirteen billion, nine hundred ninety-four million, six hundred fifty-three thousand, five hundred eighty-eight".