13937643332 has 6 divisors (see below), whose sum is σ = 24390875838. Its totient is φ = 6968821664.

The previous prime is 13937643319. The next prime is 13937643347. The reversal of 13937643332 is 23334673931.

It can be written as a sum of positive squares in only one way, i.e., 13826467396 + 111175936 = 117586^2 + 10544^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1742205413 + ... + 1742205420.

It is an arithmetic number, because the mean of its divisors is an integer number (4065145973).

Almost surely, 2^13937643332 is an apocalyptic number.

It is an amenable number.

13937643332 is a deficient number, since it is larger than the sum of its proper divisors (10453232506).

13937643332 is a wasteful number, since it uses less digits than its factorization.

13937643332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484410837 (or 3484410835 counting only the distinct ones).

The product of its digits is 734832, while the sum is 44.

The spelling of 13937643332 in words is "thirteen billion, nine hundred thirty-seven million, six hundred forty-three thousand, three hundred thirty-two".