6244140065651 has 8 divisors (see below), whose sum is σ = 6611480094240. Its totient is φ = 5876804222848.

The previous prime is 6244140065641. The next prime is 6244140065701. The reversal of 6244140065651 is 1565600414426.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6244140065651 - 2⁶ = 6244140065587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6244140065641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2337485 + ... + 4236993.

It is an arithmetic number, because the mean of its divisors is an integer number (826435011780).

Almost surely, 2^{6244140065651} is an apocalyptic number.

6244140065651 is a deficient number, since it is larger than the sum of its proper divisors (367340028589).

6244140065651 is a wasteful number, since it uses less digits than its factorization.

6244140065651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092893.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 6244140065651 in words is "six trillion, two hundred forty-four billion, one hundred forty million, sixty-five thousand, six hundred fifty-one".