2627221973449 has 4 divisors (see below), whose sum is σ = 2627228459520. Its totient is φ = 2627215487380.

The previous prime is 2627221973443. The next prime is 2627221973543. The reversal of 2627221973449 is 9443791227262.

2627221973449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2627221973449 - 2⁵ = 2627221973417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2627221973393 and 2627221973402.

It is not an unprimeable number, because it can be changed into a prime (2627221973443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591869 + ... + 3460090.

It is an arithmetic number, because the mean of its divisors is an integer number (656807114880).

Almost surely, 2^{2627221973449} is an apocalyptic number.

It is an amenable number.

2627221973449 is a deficient number, since it is larger than the sum of its proper divisors (6486071).

2627221973449 is an equidigital number, since it uses as much as digits as its factorization.

2627221973449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6486070.

The product of its digits is 18289152, while the sum is 58.

The spelling of 2627221973449 in words is "two trillion, six hundred twenty-seven billion, two hundred twenty-one million, nine hundred seventy-three thousand, four hundred forty-nine".