6140640122272 has 48 divisors (see below), whose sum is σ = 12146393485800. Its totient is φ = 3055851095040.

The previous prime is 6140640122237. The next prime is 6140640122327. The reversal of 6140640122272 is 2722210460416.

It can be written as a sum of positive squares in 4 ways, for example, as 6127624963216 + 13015159056 = 2475404^2 + 114084^2 .

It is a super-2 number, since 2×6140640122272² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21173122 + ... + 21461182.

Almost surely, 2^{6140640122272} is an apocalyptic number.

It is an amenable number.

6140640122272 is a deficient number, since it is larger than the sum of its proper divisors (6005753363528).

6140640122272 is a wasteful number, since it uses less digits than its factorization.

6140640122272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291209 (or 291201 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

Adding to 6140640122272 its reverse (2722210460416), we get a palindrome (8862850582688).

The spelling of 6140640122272 in words is "six trillion, one hundred forty billion, six hundred forty million, one hundred twenty-two thousand, two hundred seventy-two".