14152164644 has 18 divisors (see below), whose sum is σ = 25355655990. Its totient is φ = 6911518656.

The previous prime is 14152164617. The next prime is 14152164683. The reversal of 14152164644 is 44646125141.

It can be written as a sum of positive squares in only one way, i.e., 7892190244 + 6259974400 = 88838^2 + 79120^2 .

It is a super-2 number, since 2×14152164644² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14152164598 and 14152164607.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 949349 + ... + 964140.

It is an arithmetic number, because the mean of its divisors is an integer number (1408647555).

Almost surely, 2^14152164644 is an apocalyptic number.

It is an amenable number.

14152164644 is a deficient number, since it is larger than the sum of its proper divisors (11203491346).

14152164644 is a wasteful number, since it uses less digits than its factorization.

14152164644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913579 (or 1913534 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

Adding to 14152164644 its reverse (44646125141), we get a palindrome (58798289785).

The spelling of 14152164644 in words is "fourteen billion, one hundred fifty-two million, one hundred sixty-four thousand, six hundred forty-four".