44400351421247 has 2 divisors, whose sum is σ = 44400351421248. Its totient is φ = 44400351421246.

The previous prime is 44400351421177. The next prime is 44400351421267. The reversal of 44400351421247 is 74212415300444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44400351421247 - 2²⁶ = 44400284312383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44400351421267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22200175710623 + 22200175710624.

It is an arithmetic number, because the mean of its divisors is an integer number (22200175710624).

Almost surely, 2^{44400351421247} is an apocalyptic number.

44400351421247 is a deficient number, since it is larger than the sum of its proper divisors (1).

44400351421247 is an equidigital number, since it uses as much as digits as its factorization.

44400351421247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 41.

The spelling of 44400351421247 in words is "forty-four trillion, four hundred billion, three hundred fifty-one million, four hundred twenty-one thousand, two hundred forty-seven".