7138144615328 has 12 divisors (see below), whose sum is σ = 14053222211490. Its totient is φ = 3569072307648.

The previous prime is 7138144615319. The next prime is 7138144615367. The reversal of 7138144615328 is 8235164418317.

It can be written as a sum of positive squares in only one way, i.e., 7119782197264 + 18362418064 = 2668292^2 + 135508^2 .

It is a super-2 number, since 2×7138144615328² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 7138144615328.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111533509583 + ... + 111533509646.

Almost surely, 2^{7138144615328} is an apocalyptic number.

It is an amenable number.

7138144615328 is a deficient number, since it is larger than the sum of its proper divisors (6915077596162).

7138144615328 is a wasteful number, since it uses less digits than its factorization.

7138144615328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223067019239 (or 223067019231 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The spelling of 7138144615328 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-four million, six hundred fifteen thousand, three hundred twenty-eight".