6623645273741 has 8 divisors (see below), whose sum is σ = 7013354377464. Its totient is φ = 6233945382400.

The previous prime is 6623645273723. The next prime is 6623645273753. The reversal of 6623645273741 is 1473725463266.

It can be written as a sum of positive squares in 4 ways, for example, as 939259475716 + 5684385798025 = 969154^2 + 2384195^2 .

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 6623645273741 - 2¹⁸ = 6623645011597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623645273761) 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, 794570 + ... + 3725403.

It is an arithmetic number, because the mean of its divisors is an integer number (876669297183).

Almost surely, 2^{6623645273741} is an apocalyptic number.

It is an amenable number.

6623645273741 is a deficient number, since it is larger than the sum of its proper divisors (389709103723).

6623645273741 is a wasteful number, since it uses less digits than its factorization.

6623645273741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606191.

The product of its digits is 30481920, while the sum is 56.

The spelling of 6623645273741 in words is "six trillion, six hundred twenty-three billion, six hundred forty-five million, two hundred seventy-three thousand, seven hundred forty-one".