13734704644 has 6 divisors (see below), whose sum is σ = 24035733134. Its totient is φ = 6867352320.

The previous prime is 13734704639. The next prime is 13734704653. The reversal of 13734704644 is 44640743731.

It can be written as a sum of positive squares in only one way, i.e., 9920160000 + 3814544644 = 99600^2 + 61762^2 .

It is a super-2 number, since 2×13734704644² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13734704644.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1716838077 + ... + 1716838084.

Almost surely, 2^13734704644 is an apocalyptic number.

It is an amenable number.

13734704644 is a deficient number, since it is larger than the sum of its proper divisors (10301028490).

13734704644 is a wasteful number, since it uses less digits than its factorization.

13734704644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433676165 (or 3433676163 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 13734704644 in words is "thirteen billion, seven hundred thirty-four million, seven hundred four thousand, six hundred forty-four".