44242011213251 has 2 divisors, whose sum is σ = 44242011213252. Its totient is φ = 44242011213250.

The previous prime is 44242011213199. The next prime is 44242011213293. The reversal of 44242011213251 is 15231211024244.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44242011213251 is a prime.

It is not a weakly prime, because it can be changed into another prime (44242011213451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22121005606625 + 22121005606626.

It is an arithmetic number, because the mean of its divisors is an integer number (22121005606626).

Almost surely, 2^{44242011213251} is an apocalyptic number.

44242011213251 is a deficient number, since it is larger than the sum of its proper divisors (1).

44242011213251 is an equidigital number, since it uses as much as digits as its factorization.

44242011213251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 44242011213251 its reverse (15231211024244), we get a palindrome (59473222237495).

The spelling of 44242011213251 in words is "forty-four trillion, two hundred forty-two billion, eleven million, two hundred thirteen thousand, two hundred fifty-one".