44642312521211 has 2 divisors, whose sum is σ = 44642312521212. Its totient is φ = 44642312521210.

The previous prime is 44642312521181. The next prime is 44642312521333. The reversal of 44642312521211 is 11212521324644.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44642312521211 is a prime.

It is not a weakly prime, because it can be changed into another prime (44642312521111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22321156260605 + 22321156260606.

It is an arithmetic number, because the mean of its divisors is an integer number (22321156260606).

Almost surely, 2^{44642312521211} is an apocalyptic number.

44642312521211 is a deficient number, since it is larger than the sum of its proper divisors (1).

44642312521211 is an equidigital number, since it uses as much as digits as its factorization.

44642312521211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92160, while the sum is 38.

Adding to 44642312521211 its reverse (11212521324644), we get a palindrome (55854833845855).

The spelling of 44642312521211 in words is "forty-four trillion, six hundred forty-two billion, three hundred twelve million, five hundred twenty-one thousand, two hundred eleven".